Fontana, CA Area Codes
Fontana is served by area codes 840 and 909. It is in California, San Bernardino County. About 239,054 people live in its 5 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 840, 909 |
| State / province | California |
| County | San Bernardino County |
| Population | 239,054 |
| ZIP codes | 5 |
| Time zone | Pacific |
| Coordinates | 34.0917, -117.4586 |
What area code is Fontana in?
ZIP codes in the code footprint
92331, 92334, 92335, 92336, 92337
Nearby towns and their area codes
Bloomington 840, 909Rialto 840, 909Rancho Cucamonga 840, 909Mira Loma 951Grand Terrace 840, 909San Bernardino 840, 909Ontario 840, 909Riverside 951
How to dial
Dial 840 + 7 digits for a number in Fontana, or +1 840 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.