Duarte California Area Code
One area code covers Duarte: 626.
The code covering Duarte
| Area code | Primarily serves | In service |
|---|---|---|
| 626 | Los Angeles | 1997 |
Scope the codes matched to Duarte. 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
Duarte has a single code, so there is nothing to divide — every local line carries 626.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Duarte’s 3 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.
Nearby places with different codes
These are the closest places to Duarte 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 |
|---|---|---|
| Arcadia California area codes | 5.3 mi | 626, 747, 818 |
| Baldwin Park California area codes | 5.5 mi | 626, 657, 714 |
| Glendora California area codes | 6.0 mi | 626, 840, 909 |
| Temple City California area codes | 7.4 mi | 213, 323, 626, 738 |
| San Dimas California area codes | 8.9 mi | 626, 840, 909 |
| South El Monte California area codes | 9.5 mi | 213, 323, 626, 738 |
| San Marino California area codes | 9.7 mi | 213, 323, 626, 738 |
| Walnut California area codes | 10 mi | 626, 840, 909 |
Straight-line distance between place reference points, not driving distance.