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 531 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 | |
|---|---|---|---|---|---|
| Lincoln (Nebraska) | 531 | 68502 | Lancaster | US-NE | |
| Lincoln (Nebraska) | 531 | 68503 | Lancaster | US-NE | |
| Lincoln (Nebraska) | 531 | 68508 | Lancaster | US-NE |