Sun City California Area Code
One area code covers Sun City: 951.
The code covering Sun City
| Area code | Primarily serves | In service |
|---|---|---|
| 951 | Riverside | 2004 |
Scope the codes matched to Sun City. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated . Overlay relationships come from the numbering-plan authority; the place match is computed.
Which part of town has which code
Sun City has a single code, so there is nothing to divide — every local line carries 951.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Sun City’s 2 ZIP codes do not map onto the codes above. They are listed in full, with the county each falls in, on the postal side of the site.
Sun City California ZIP codes →
Nearby places with different codes
These are the closest places to Sun City whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.
| City | Distance | Their area codes |
|---|---|---|
| Palmdale California area codes | 8.7 mi | 661 |
| Lancaster California area codes | 16 mi | 661 |
| Monrovia California area codes | 27 mi | 626 |
| Sierra Madre California area codes | 28 mi | 626 |
| Duarte California area codes | 28 mi | 626 |
| La Canada Flintridge California area codes | 28 mi | 626, 747, 818 |
| Azusa California area codes | 29 mi | 626 |
| Glendora California area codes | 29 mi | 626, 840, 909 |
Straight-line distance between place reference points, not driving distance.