Area codes in San Fernando, California

San Fernando, California uses 2 area codes — 818 and 747. The main San Fernando area code is 818.

Area codes serving San Fernando

Phone numbers in San Fernando are written as ten digits — for example (818) 555-0190 — and fall in the Pacific Time zone.

How San Fernando came to have 2 area codes

The original San Fernando area code is 818, in service since 1984. As the area ran low on available numbers, an overlay code was added over the same region for new phone lines: 747 (2009). Existing numbers kept their original code — an overlay never forces anyone to change their number — which is why San Fernando now uses all 2 codes and every local call is dialed with ten digits.

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Nearby cities

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Frequently asked questions

What is the area code for San Fernando?

The main area code for San Fernando, California is 818. San Fernando is now served by 2 area codes in total: 818, 747.

How many area codes does San Fernando have?

San Fernando has 2 area codes: 818, 747.

Why does San Fernando have more than one area code?

As San Fernando used up the numbers available in its original area code (818, in service since 1984), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

How do you dial a San Fernando number?

Dial all 10 digits — the area code (818 or 747) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.

Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.