Claremont, CA Area Codes
Claremont is served by area codes 840 and 909. It is in California, Los Angeles County. About 37,529 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 840, 909 |
| State / province | California |
| County | Los Angeles County |
| Population | 37,529 |
| ZIP codes | 1 |
| Time zone | Pacific |
| Coordinates | 34.1281, -117.7148 |
What area code is Claremont in?
ZIP codes in the code footprint
Nearby towns and their area codes
Upland 840, 909La Verne 840, 909Montclair 840, 909Pomona 840, 909San Dimas 840, 909Ontario 840, 909Glendora 626Rancho Cucamonga 840, 909
How to dial
Dial 840 + 7 digits for a number in Claremont, or +1 840 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.