La Mesa, CA Area Codes
La Mesa is served by area codes 619 and 858. It is in California, San Diego County. About 74,642 people live in its 4 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 619, 858 |
| State / province | California |
| County | San Diego County |
| Population | 74,642 |
| ZIP codes | 4 |
| Time zone | Pacific |
| Coordinates | 32.7680, -117.0162 |
What area code is La Mesa in?
ZIP codes in the code footprint
Nearby towns and their area codes
Lemon Grove 619, 858Spring Valley 619, 858Santee 619, 858El Cajon 619, 858Bonita 619, 858San Diego 619, 858National City 619, 858Chula Vista 619, 858
How to dial
Dial 619 + 7 digits for a number in La Mesa, or +1 619 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.