To faciltiate users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
An area code denotes the regional location of a phone number within the United States.
The Area Code table below shows an area codes each.
Area Code 605 listing, by city
@The cities listed with each area code are the major cities for that area code;
| City / State | Area code | Zip Code | County | Iso | |
|---|---|---|---|---|---|
| Aberdeen (South Dakota) | 605 | 57401 | Brown | US-SD | |
| Aberdeen (South Dakota) | 605 | 57402 | Brown | US-SD | |
| Agar (South Dakota) | 605 | 57520 | Sully | US-SD | |
| Akaska (South Dakota) | 605 | 57420 | Walworth | US-SD | |
| Alcester (South Dakota) | 605 | 57001 | Union | US-SD | |
| Alexandria (South Dakota) | 605 | 57311 | Hanson | US-SD | |
| Allen (South Dakota) | 605 | 57714 | Bennett | US-SD | |
| Alpena (South Dakota) | 605 | 57312 | Jerauld | US-SD | |
| Amherst (South Dakota) | 605 | 57421 | Marshall | US-SD | |
| Andover (South Dakota) | 605 | 57422 | Day | US-SD | |
| Arlington (South Dakota) | 605 | 57212 | Kingsbury | US-SD | |
| Armour (South Dakota) | 605 | 57313 | Douglas | US-SD | |
| Artesian (South Dakota) | 605 | 57314 | Sanborn | US-SD | |
| Ashton (South Dakota) | 605 | 57424 | Spink | US-SD | |
| Astoria (South Dakota) | 605 | 57213 | Deuel | US-SD | |
| Aurora (South Dakota) | 605 | 57002 | Brookings | US-SD | |
| Avon (South Dakota) | 605 | 57315 | Bon Homme | US-SD | |
| Badger (South Dakota) | 605 | 57214 | Kingsbury | US-SD | |
| Baltic (South Dakota) | 605 | 57003 | Minnehaha | US-SD | |
| Barnard (South Dakota) | 605 | 57426 | Brown | US-SD | |
| Batesland (South Dakota) | 605 | 57716 | Shannon | US-SD | |
| Bath (South Dakota) | 605 | 57427 | Brown | US-SD | |
| Belle Fourche (South Dakota) | 605 | 57717 | Butte | US-SD | |
| Belvidere (South Dakota) | 605 | 57521 | Jackson | US-SD | |
| Beresford (South Dakota) | 605 | 57004 | Union | US-SD | |
| Big Stone City (South Dakota) | 605 | 57216 | Grant | US-SD | |
| Bison (South Dakota) | 605 | 57620 | Perkins | US-SD | |
| Black Hawk (South Dakota) | 605 | 57718 | Meade | US-SD | |
| Blunt (South Dakota) | 605 | 57522 | Hughes | US-SD | |
| Bonesteel (South Dakota) | 605 | 57317 | Gregory | US-SD | |
| Bowdle (South Dakota) | 605 | 57428 | Edmunds | US-SD | |
| Box Elder (South Dakota) | 605 | 57719 | Pennington | US-SD | |
| Bradley (South Dakota) | 605 | 57217 | Clark | US-SD | |
| Brandon (South Dakota) | 605 | 57005 | Minnehaha | US-SD | |
| Brandt (South Dakota) | 605 | 57218 | Deuel | US-SD | |
| Brentford (South Dakota) | 605 | 57429 | Spink | US-SD | |
| Bridgewater (South Dakota) | 605 | 57319 | McCook | US-SD | |
| Bristol (South Dakota) | 605 | 57219 | Day | US-SD | |
| Britton (South Dakota) | 605 | 57430 | Marshall | US-SD | |
| Brookings (South Dakota) | 605 | 57006 | Brookings | US-SD | |
| Brookings (South Dakota) | 605 | 57007 | Brookings | US-SD | |
| Bruce (South Dakota) | 605 | 57220 | Brookings | US-SD | |
| Bryant (South Dakota) | 605 | 57221 | Hamlin | US-SD | |
| Buffalo (South Dakota) | 605 | 57720 | Harding | US-SD | |
| Buffalo Gap (South Dakota) | 605 | 57722 | Custer | US-SD | |
| Bullhead (South Dakota) | 605 | 57621 | Corson | US-SD | |
| Burbank (South Dakota) | 605 | 57010 | Clay | US-SD | |
| Burke (South Dakota) | 605 | 57523 | Gregory | US-SD | |
| Camp Crook (South Dakota) | 605 | 57724 | Harding | US-SD | |
| Canistota (South Dakota) | 605 | 57012 | McCook | US-SD | |
| Canova (South Dakota) | 605 | 57321 | Miner | US-SD | |
| Canton (South Dakota) | 605 | 57013 | Lincoln | US-SD | |
| Caputa (South Dakota) | 605 | 57725 | Pennington | US-SD | |
| Carpenter (South Dakota) | 605 | 57322 | Beadle | US-SD | |
| Carthage (South Dakota) | 605 | 57323 | Miner | US-SD | |
| Castlewood (South Dakota) | 605 | 57223 | Hamlin | US-SD | |
| Cavour (South Dakota) | 605 | 57324 | Beadle | US-SD | |
| Centerville (South Dakota) | 605 | 57014 | Turner | US-SD | |
| Chamberlain (South Dakota) | 605 | 57325 | Brule | US-SD | |
| Chamberlain (South Dakota) | 605 | 57326 | Brule | US-SD | |
| Chancellor (South Dakota) | 605 | 57015 | Turner | US-SD | |
| Cherry Creek (South Dakota) | 605 | 57622 | Ziebach | US-SD | |
| Chester (South Dakota) | 605 | 57016 | Lake | US-SD | |
| Claire City (South Dakota) | 605 | 57224 | Roberts | US-SD | |
| Claremont (South Dakota) | 605 | 57432 | Brown | US-SD | |
| Clark (South Dakota) | 605 | 57225 | Clark | US-SD | |
| Clear Lake (South Dakota) | 605 | 57226 | Deuel | US-SD | |
| Cody (Nebraska) | 605 | 69211 | Cherry | US-NE | |
| Cody (Nebraska) | 605 | 69211 | Cherry | US-NE | |
| Colman (South Dakota) | 605 | 57017 | Moody | US-SD | |
| Colome (South Dakota) | 605 | 57528 | Tripp | US-SD | |
| Colton (South Dakota) | 605 | 57018 | Minnehaha | US-SD | |
| Columbia (South Dakota) | 605 | 57433 | Brown | US-SD | |
| Conde (South Dakota) | 605 | 57434 | Spink | US-SD | |
| Corona (South Dakota) | 605 | 57227 | Roberts | US-SD | |
| Corsica (South Dakota) | 605 | 57328 | Douglas | US-SD | |
| Cresbard (South Dakota) | 605 | 57435 | Faulk | US-SD | |
| Crooks (South Dakota) | 605 | 57020 | Minnehaha | US-SD | |
| Custer (South Dakota) | 605 | 57730 | Custer | US-SD | |
| Dallas (South Dakota) | 605 | 57529 | Gregory | US-SD | |
| Dante (South Dakota) | 605 | 57329 | Charles Mix | US-SD | |
| Davis (South Dakota) | 605 | 57021 | Turner | US-SD | |
| De Smet (South Dakota) | 605 | 57231 | Kingsbury | US-SD | |
| Deadwood (South Dakota) | 605 | 57732 | Lawrence | US-SD | |
| Dell Rapids (South Dakota) | 605 | 57022 | Minnehaha | US-SD | |
| Delmont (South Dakota) | 605 | 57330 | Douglas | US-SD | |
| Dimock (South Dakota) | 605 | 57331 | Hutchinson | US-SD | |
| Doland (South Dakota) | 605 | 57436 | Spink | US-SD | |
| Draper (South Dakota) | 605 | 57531 | Jones | US-SD | |
| Dupree (South Dakota) | 605 | 57623 | Ziebach | US-SD | |
| Eagle Butte (South Dakota) | 605 | 57625 | Dewey | US-SD | |
| Eden (South Dakota) | 605 | 57232 | Marshall | US-SD | |
| Edgemont (South Dakota) | 605 | 57735 | Fall River | US-SD | |
| Egan (South Dakota) | 605 | 57024 | Moody | US-SD | |
| Elk Point (South Dakota) | 605 | 57025 | Union | US-SD | |
| Elkton (South Dakota) | 605 | 57026 | Brookings | US-SD | |
| Ellsworth Afb (South Dakota) | 605 | 57706 | Meade | US-SD | |
| Emery (South Dakota) | 605 | 57332 | Hanson | US-SD | |
| Enning (South Dakota) | 605 | 57737 | Meade | US-SD | |
| Erwin (South Dakota) | 605 | 57233 | Kingsbury | US-SD | |
| Estelline (South Dakota) | 605 | 57234 | Hamlin | US-SD | |
| Ethan (South Dakota) | 605 | 57334 | Davison | US-SD | |
| Eureka (South Dakota) | 605 | 57437 | McPherson | US-SD | |
| Fairburn (South Dakota) | 605 | 57738 | Custer | US-SD | |
| Fairfax (South Dakota) | 605 | 57335 | Gregory | US-SD | |
| Fairview (South Dakota) | 605 | 57027 | Lincoln | US-SD | |
| Faith (South Dakota) | 605 | 57626 | Meade | US-SD | |
| Faulkton (South Dakota) | 605 | 57438 | Faulk | US-SD | |
| Fedora (South Dakota) | 605 | 57337 | Miner | US-SD | |
| Ferney (South Dakota) | 605 | 57439 | Brown | US-SD | |
| Flandreau (South Dakota) | 605 | 57028 | Moody | US-SD | |
| Florence (South Dakota) | 605 | 57235 | Codington | US-SD | |
| Fort Meade (South Dakota) | 605 | 57741 | Meade | US-SD | |
| Fort Pierre (South Dakota) | 605 | 57532 | Stanley | US-SD | |
| Fort Thompson (South Dakota) | 605 | 57339 | Buffalo | US-SD | |
| Frankfort (South Dakota) | 605 | 57440 | Spink | US-SD | |
| Frederick (South Dakota) | 605 | 57441 | Brown | US-SD | |
| Freeman (South Dakota) | 605 | 57029 | Hutchinson | US-SD | |
| Fulton (South Dakota) | 605 | 57340 | Hanson | US-SD | |
| Gann Valley (South Dakota) | 605 | 57341 | Buffalo | US-SD | |
| Garden City (South Dakota) | 605 | 57236 | Clark | US-SD | |
| Garretson (South Dakota) | 605 | 57030 | Minnehaha | US-SD | |
| Gary (South Dakota) | 605 | 57237 | Deuel | US-SD | |
| Gayville (South Dakota) | 605 | 57031 | Yankton | US-SD | |
| Geddes (South Dakota) | 605 | 57342 | Charles Mix | US-SD | |
| Gettysburg (South Dakota) | 605 | 57442 | Potter | US-SD | |
| Glencross (South Dakota) | 605 | 57630 | Dewey | US-SD | |
| Glenham (South Dakota) | 605 | 57631 | Walworth | US-SD | |
| Goodwin (South Dakota) | 605 | 57238 | Deuel | US-SD | |
| Gregory (South Dakota) | 605 | 57533 | Gregory | US-SD | |
| Grenville (South Dakota) | 605 | 57239 | Day | US-SD | |
| Groton (South Dakota) | 605 | 57445 | Brown | US-SD | |
| Hamill (South Dakota) | 605 | 57534 | Tripp | US-SD | |
| Harrisburg (South Dakota) | 605 | 57032 | Lincoln | US-SD | |
| Harrison (South Dakota) | 605 | 57344 | Douglas | US-SD | |
| Harrold (South Dakota) | 605 | 57536 | Hughes | US-SD | |
| Hartford (South Dakota) | 605 | 57033 | Minnehaha | US-SD | |
| Hayes (South Dakota) | 605 | 57537 | Stanley | US-SD | |
| Hayti (South Dakota) | 605 | 57241 | Hamlin | US-SD | |
| Hazel (South Dakota) | 605 | 57242 | Hamlin | US-SD | |
| Hecla (South Dakota) | 605 | 57446 | Brown | US-SD | |
| Henry (South Dakota) | 605 | 57243 | Codington | US-SD | |
| Hermosa (South Dakota) | 605 | 57744 | Custer | US-SD | |
| Herreid (South Dakota) | 605 | 57632 | Campbell | US-SD | |
| Herrick (South Dakota) | 605 | 57538 | Gregory | US-SD | |
| Highmore (South Dakota) | 605 | 57345 | Hyde | US-SD | |
| Hill City (South Dakota) | 605 | 57745 | Pennington | US-SD | |
| Hitchcock (South Dakota) | 605 | 57348 | Beadle | US-SD | |
| Holabird (South Dakota) | 605 | 57540 | Hyde | US-SD | |
| Hosmer (South Dakota) | 605 | 57448 | Edmunds | US-SD | |
| Hot Springs (South Dakota) | 605 | 57747 | Fall River | US-SD | |
| Houghton (South Dakota) | 605 | 57449 | Brown | US-SD | |
| Hoven (South Dakota) | 605 | 57450 | Potter | US-SD | |
| Howard (South Dakota) | 605 | 57349 | Miner | US-SD | |
| Howes (South Dakota) | 605 | 57748 | Meade | US-SD | |
| Hudson (South Dakota) | 605 | 57034 | Lincoln | US-SD | |
| Humboldt (South Dakota) | 605 | 57035 | Minnehaha | US-SD | |
| Hurley (South Dakota) | 605 | 57036 | Turner | US-SD | |
| Huron (South Dakota) | 605 | 57350 | Beadle | US-SD | |
| Huron (South Dakota) | 605 | 57399 | Beadle | US-SD | |
| Ideal (South Dakota) | 605 | 57541 | Tripp | US-SD | |
| Interior (South Dakota) | 605 | 57750 | Jackson | US-SD | |
| Ipswich (South Dakota) | 605 | 57451 | Edmunds | US-SD | |
| Irene (South Dakota) | 605 | 57037 | Yankton | US-SD | |
| Iroquois (South Dakota) | 605 | 57353 | Kingsbury | US-SD | |
| Isabel (South Dakota) | 605 | 57633 | Dewey | US-SD | |
| Java (South Dakota) | 605 | 57452 | Walworth | US-SD | |
| Jefferson (South Dakota) | 605 | 57038 | Union | US-SD | |
| Kadoka (South Dakota) | 605 | 57543 | Jackson | US-SD | |
| Kaylor (South Dakota) | 605 | 57354 | Hutchinson | US-SD | |
| Keldron (South Dakota) | 605 | 57634 | Corson | US-SD | |
| Kennebec (South Dakota) | 605 | 57544 | Lyman | US-SD | |
| Keystone (South Dakota) | 605 | 57751 | Pennington | US-SD | |
| Kimball (South Dakota) | 605 | 57355 | Brule | US-SD | |
| Kranzburg (South Dakota) | 605 | 57245 | Codington | US-SD | |
| Kyle (South Dakota) | 605 | 57752 | Shannon | US-SD | |
| Labolt (South Dakota) | 605 | 57246 | Grant | US-SD | |
| Lake Andes (South Dakota) | 605 | 57356 | Charles Mix | US-SD | |
| Lake City (South Dakota) | 605 | 57247 | Marshall | US-SD | |
| Lake Norden (South Dakota) | 605 | 57248 | Hamlin | US-SD | |
| Lake Preston (South Dakota) | 605 | 57249 | Kingsbury | US-SD | |
| Lane (South Dakota) | 605 | 57358 | Jerauld | US-SD | |
| Langford (South Dakota) | 605 | 57454 | Marshall | US-SD | |
| Lantry (South Dakota) | 605 | 57636 | Dewey | US-SD | |
| Lead (South Dakota) | 605 | 57754 | Lawrence | US-SD | |
| Lebanon (South Dakota) | 605 | 57455 | Potter | US-SD | |
| Lemmon (South Dakota) | 605 | 57638 | Perkins | US-SD | |
| Lennox (South Dakota) | 605 | 57039 | Lincoln | US-SD | |
| Leola (South Dakota) | 605 | 57456 | McPherson | US-SD | |
| Lesterville (South Dakota) | 605 | 57040 | Yankton | US-SD | |
| Letcher (South Dakota) | 605 | 57359 | Sanborn | US-SD | |
| Little Eagle (South Dakota) | 605 | 57639 | Corson | US-SD | |
| Lodgepole (South Dakota) | 605 | 57640 | Perkins | US-SD | |
| Long Lake (South Dakota) | 605 | 57457 | McPherson | US-SD | |
| Long Valley (South Dakota) | 605 | 57547 | Jackson | US-SD | |
| Lower Brule (South Dakota) | 605 | 57548 | Lyman | US-SD | |
| Ludlow (South Dakota) | 605 | 57755 | Harding | US-SD | |
| Lyons (South Dakota) | 605 | 57041 | Minnehaha | US-SD | |
| Madison (South Dakota) | 605 | 57042 | Lake | US-SD | |
| Manderson (South Dakota) | 605 | 57756 | Shannon | US-SD | |
| Mansfield (South Dakota) | 605 | 57460 | Brown | US-SD | |
| Marion (South Dakota) | 605 | 57043 | Turner | US-SD | |
| Martin (South Dakota) | 605 | 57551 | Bennett | US-SD | |
| Marty (South Dakota) | 605 | 57361 | Charles Mix | US-SD | |
| Marvin (South Dakota) | 605 | 57251 | Grant | US-SD | |
| Mc Intosh (South Dakota) | 605 | 57641 | Corson | US-SD | |
| Mc Laughlin (South Dakota) | 605 | 57642 | Corson | US-SD | |
| Meadow (South Dakota) | 605 | 57644 | Perkins | US-SD | |
| Mellette (South Dakota) | 605 | 57461 | Spink | US-SD | |
| Menno (South Dakota) | 605 | 57045 | Hutchinson | US-SD | |
| Midland (South Dakota) | 605 | 57552 | Haakon | US-SD | |
| Milbank (South Dakota) | 605 | 57252 | Grant | US-SD | |
| Milbank (South Dakota) | 605 | 57253 | Grant | US-SD | |
| Milesville (South Dakota) | 605 | 57553 | Haakon | US-SD | |
| Miller (South Dakota) | 605 | 57362 | Hand | US-SD | |
| Mission (South Dakota) | 605 | 57555 | Todd | US-SD | |
| Mission Hill (South Dakota) | 605 | 57046 | Yankton | US-SD | |
| Mitchell (South Dakota) | 605 | 57301 | Davison | US-SD | |
| Mobridge (South Dakota) | 605 | 57601 | Walworth | US-SD | |
| Monroe (South Dakota) | 605 | 57047 | Turner | US-SD | |
| Montrose (South Dakota) | 605 | 57048 | McCook | US-SD | |
| Morristown (South Dakota) | 605 | 57645 | Grant | US-SD | |
| Mound City (South Dakota) | 605 | 57646 | Campbell | US-SD | |
| Mount Vernon (South Dakota) | 605 | 57363 | Davison | US-SD | |
| Mud Butte (South Dakota) | 605 | 57758 | Meade | US-SD | |
| Murdo (South Dakota) | 605 | 57559 | Jones | US-SD | |
| Nemo (South Dakota) | 605 | 57759 | Lawrence | US-SD | |
| New Effington (South Dakota) | 605 | 57255 | Roberts | US-SD | |
| New Holland (South Dakota) | 605 | 57364 | Douglas | US-SD | |
| New Underwood (South Dakota) | 605 | 57761 | Pennington | US-SD | |
| Newell (South Dakota) | 605 | 57760 | Butte | US-SD | |
| Nisland (South Dakota) | 605 | 57762 | Butte | US-SD | |
| Norris (South Dakota) | 605 | 57560 | Mellette | US-SD | |
| North Sioux City (South Dakota) | 605 | 57049 | Union | US-SD | |
| Northville (South Dakota) | 605 | 57465 | Spink | US-SD | |
| Nunda (South Dakota) | 605 | 57050 | Lake | US-SD | |
| Oacoma (South Dakota) | 605 | 57365 | Lyman | US-SD | |
| Oelrichs (South Dakota) | 605 | 57763 | Fall River | US-SD | |
| Oglala (South Dakota) | 605 | 57764 | Shannon | US-SD | |
| Okaton (South Dakota) | 605 | 57562 | Jones | US-SD | |
| Okreek (South Dakota) | 605 | 57563 | Todd | US-SD | |
| Oldham (South Dakota) | 605 | 57051 | Kingsbury | US-SD | |
| Olivet (South Dakota) | 605 | 57052 | Hutchinson | US-SD | |
| Onaka (South Dakota) | 605 | 57466 | Faulk | US-SD | |
| Onida (South Dakota) | 605 | 57564 | Sully | US-SD | |
| Oral (South Dakota) | 605 | 57766 | Fall River | US-SD | |
| Orient (South Dakota) | 605 | 57467 | Hand | US-SD | |
| Ortley (South Dakota) | 605 | 57256 | Roberts | US-SD | |
| Owanka (South Dakota) | 605 | 57767 | Pennington | US-SD | |
| Parker (South Dakota) | 605 | 57053 | Turner | US-SD | |
| Parkston (South Dakota) | 605 | 57366 | Hutchinson | US-SD | |
| Parmelee (South Dakota) | 605 | 57566 | Mellette | US-SD | |
| Peever (South Dakota) | 605 | 57257 | Roberts | US-SD | |
| Philip (South Dakota) | 605 | 57567 | Haakon | US-SD | |
| Pickstown (South Dakota) | 605 | 57367 | Charles Mix | US-SD | |
| Piedmont (South Dakota) | 605 | 57769 | Meade | US-SD | |
| Pierpont (South Dakota) | 605 | 57468 | Day | US-SD | |
| Pierre (South Dakota) | 605 | 57501 | Hughes | US-SD | |
| Pine Ridge (South Dakota) | 605 | 57770 | Shannon | US-SD | |
| Plankinton (South Dakota) | 605 | 57368 | Aurora | US-SD | |
| Platte (South Dakota) | 605 | 57369 | Charles Mix | US-SD | |
| Pollock (South Dakota) | 605 | 57648 | Campbell | US-SD | |
| Porcupine (South Dakota) | 605 | 57772 | Shannon | US-SD | |
| Prairie City (South Dakota) | 605 | 57649 | Perkins | US-SD | |
| Presho (South Dakota) | 605 | 57568 | Lyman | US-SD | |
| Pringle (South Dakota) | 605 | 57773 | Custer | US-SD | |
| Pukwana (South Dakota) | 605 | 57370 | Brule | US-SD | |
| Quinn (South Dakota) | 605 | 57775 | Pennington | US-SD | |
| Ralph (South Dakota) | 605 | 57650 | Harding | US-SD | |
| Ramona (South Dakota) | 605 | 57054 | Lake | US-SD | |
| Rapid City (South Dakota) | 605 | 57701 | Pennington | US-SD | |
| Rapid City (South Dakota) | 605 | 57702 | Pennington | US-SD | |
| Rapid City (South Dakota) | 605 | 57703 | Pennington | US-SD | |
| Rapid City (South Dakota) | 605 | 57709 | Pennington | US-SD | |
| Raymond (South Dakota) | 605 | 57258 | Clark | US-SD | |
| Redfield (South Dakota) | 605 | 57469 | Spink | US-SD | |
| Redig (South Dakota) | 605 | 57776 | Harding | US-SD | |
| Ree Heights (South Dakota) | 605 | 57371 | Hand | US-SD | |
| Reliance (South Dakota) | 605 | 57569 | Lyman | US-SD | |
| Renner (South Dakota) | 605 | 57055 | Minnehaha | US-SD | |
| Reva (South Dakota) | 605 | 57651 | Harding | US-SD | |
| Revillo (South Dakota) | 605 | 57259 | Grant | US-SD | |
| Ridgeview (South Dakota) | 605 | 57652 | Dewey | US-SD | |
| Rockham (South Dakota) | 605 | 57470 | Faulk | US-SD | |
| Roscoe (South Dakota) | 605 | 57471 | Edmunds | US-SD | |
| Rosebud (South Dakota) | 605 | 57570 | Todd | US-SD | |
| Rosholt (South Dakota) | 605 | 57260 | Roberts | US-SD | |
| Roslyn (South Dakota) | 605 | 57261 | Day | US-SD | |
| Rowena (South Dakota) | 605 | 57056 | Minnehaha | US-SD | |
| Rutland (South Dakota) | 605 | 57057 | Lake | US-SD | |
| Saint Charles (South Dakota) | 605 | 57571 | Gregory | US-SD | |
| Saint Francis (South Dakota) | 605 | 57572 | Todd | US-SD | |
| Saint Lawrence (South Dakota) | 605 | 57373 | Hand | US-SD | |
| Saint Onge (South Dakota) | 605 | 57779 | Lawrence | US-SD | |
| Salem (South Dakota) | 605 | 57058 | McCook | US-SD | |
| Scenic (South Dakota) | 605 | 57780 | Pennington | US-SD | |
| Scotland (South Dakota) | 605 | 57059 | Bon Homme | US-SD | |
| Selby (South Dakota) | 605 | 57472 | Walworth | US-SD | |
| Seneca (South Dakota) | 605 | 57473 | Faulk | US-SD | |
| Sinai (South Dakota) | 605 | 57061 | Brookings | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57101 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57103 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57104 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57105 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57106 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57107 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57108 | Lincoln | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57109 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57110 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57117 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57118 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57186 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57188 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57189 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57192 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57193 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57194 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57195 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57196 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57197 | Minnehaha | US-SD | |
| Sioux Falls (South Dakota) | 605 | 57198 | Minnehaha | US-SD | |
| Sisseton (South Dakota) | 605 | 57262 | Roberts | US-SD | |
| Smithwick (South Dakota) | 605 | 57782 | Fall River | US-SD | |
| South Shore (South Dakota) | 605 | 57263 | Codington | US-SD | |
| Spearfish (South Dakota) | 605 | 57783 | Lawrence | US-SD | |
| Spearfish (South Dakota) | 605 | 57799 | Lawrence | US-SD | |
| Spencer (South Dakota) | 605 | 57374 | McCook | US-SD | |
| Springfield (South Dakota) | 605 | 57062 | Bon Homme | US-SD | |
| Stephan (South Dakota) | 605 | 57346 | Hyde | US-SD | |
| Stickney (South Dakota) | 605 | 57375 | Aurora | US-SD | |
| Stockholm (South Dakota) | 605 | 57264 | Grant | US-SD | |
| Strandburg (South Dakota) | 605 | 57265 | Grant | US-SD | |
| Stratford (South Dakota) | 605 | 57474 | Brown | US-SD | |
| Sturgis (South Dakota) | 605 | 57785 | Meade | US-SD | |
| Summit (South Dakota) | 605 | 57266 | Grant | US-SD | |
| Tabor (South Dakota) | 605 | 57063 | Bon Homme | US-SD | |
| Tea (South Dakota) | 605 | 57064 | Lincoln | US-SD | |
| Timber Lake (South Dakota) | 605 | 57656 | Dewey | US-SD | |
| Tolstoy (South Dakota) | 605 | 57475 | Potter | US-SD | |
| Toronto (South Dakota) | 605 | 57268 | Deuel | US-SD | |
| Trail City (South Dakota) | 605 | 57657 | Dewey | US-SD | |
| Trent (South Dakota) | 605 | 57065 | Moody | US-SD | |
| Tripp (South Dakota) | 605 | 57376 | Hutchinson | US-SD | |
| Tulare (South Dakota) | 605 | 57476 | Spink | US-SD | |
| Turton (South Dakota) | 605 | 57477 | Spink | US-SD | |
| Tuthill (South Dakota) | 605 | 57574 | Bennett | US-SD | |
| Twin Brooks (South Dakota) | 605 | 57269 | Grant | US-SD | |
| Tyndall (South Dakota) | 605 | 57066 | Bon Homme | US-SD | |
| Union Center (South Dakota) | 605 | 57787 | Meade | US-SD | |
| Utica (South Dakota) | 605 | 57067 | Yankton | US-SD | |
| Vale (South Dakota) | 605 | 57788 | Butte | US-SD | |
| Valley Springs (South Dakota) | 605 | 57068 | Minnehaha | US-SD | |
| Veblen (South Dakota) | 605 | 57270 | Marshall | US-SD | |
| Vermillion (South Dakota) | 605 | 57069 | Clay | US-SD | |
| Viborg (South Dakota) | 605 | 57070 | Turner | US-SD | |
| Vienna (South Dakota) | 605 | 57271 | Clark | US-SD | |
| Virgil (South Dakota) | 605 | 57379 | Beadle | US-SD | |
| Vivian (South Dakota) | 605 | 57576 | Lyman | US-SD | |
| Volga (South Dakota) | 605 | 57071 | Brookings | US-SD | |
| Volin (South Dakota) | 605 | 57072 | Yankton | US-SD | |
| Wagner (South Dakota) | 605 | 57380 | Charles Mix | US-SD | |
| Wakonda (South Dakota) | 605 | 57073 | Clay | US-SD | |
| Wakpala (South Dakota) | 605 | 57658 | Corson | US-SD | |
| Walker (South Dakota) | 605 | 57659 | Corson | US-SD | |
| Wall (South Dakota) | 605 | 57790 | Pennington | US-SD | |
| Wallace (South Dakota) | 605 | 57272 | Codington | US-SD | |
| Wanblee (South Dakota) | 605 | 57577 | Jackson | US-SD | |
| Warner (South Dakota) | 605 | 57479 | Brown | US-SD | |
| Wasta (South Dakota) | 605 | 57791 | Pennington | US-SD | |
| Watauga (South Dakota) | 605 | 57660 | Grant | US-SD | |
| Watertown (South Dakota) | 605 | 57201 | Codington | US-SD | |
| Waubay (South Dakota) | 605 | 57273 | Day | US-SD | |
| Webster (South Dakota) | 605 | 57274 | Day | US-SD | |
| Wentworth (South Dakota) | 605 | 57075 | Lake | US-SD | |
| Wessington (South Dakota) | 605 | 57381 | Beadle | US-SD | |
| Wessington Springs (South Dakota) | 605 | 57382 | Jerauld | US-SD | |
| Westport (South Dakota) | 605 | 57481 | Brown | US-SD | |
| White (South Dakota) | 605 | 57276 | Brookings | US-SD | |
| White Lake (South Dakota) | 605 | 57383 | Aurora | US-SD | |
| White Owl (South Dakota) | 605 | 57792 | Meade | US-SD | |
| White River (South Dakota) | 605 | 57579 | Mellette | US-SD | |
| Whitehorse (South Dakota) | 605 | 57661 | Dewey | US-SD | |
| Whitewood (South Dakota) | 605 | 57793 | Lawrence | US-SD | |
| Willow Lake (South Dakota) | 605 | 57278 | Clark | US-SD | |
| Wilmot (South Dakota) | 605 | 57279 | Roberts | US-SD | |
| Winfred (South Dakota) | 605 | 57076 | Lake | US-SD | |
| Winner (South Dakota) | 605 | 57580 | Tripp | US-SD | |
| Witten (South Dakota) | 605 | 57584 | Tripp | US-SD | |
| Wolsey (South Dakota) | 605 | 57384 | Beadle | US-SD | |
| Wood (South Dakota) | 605 | 57585 | Mellette | US-SD | |
| Woonsocket (South Dakota) | 605 | 57385 | Sanborn | US-SD | |
| Worthing (South Dakota) | 605 | 57077 | Lincoln | US-SD | |
| Wounded Knee (South Dakota) | 605 | 57794 | Shannon | US-SD | |
| Yale (South Dakota) | 605 | 57386 | Beadle | US-SD | |
| Yankton (South Dakota) | 605 | 57078 | Yankton | US-SD | |
| Yankton (South Dakota) | 605 | 57079 | Yankton | US-SD |