Area codes in Santa Maria, California
Santa Maria, California uses 2 area codes — 805 and 820. The main Santa Maria area code is 805.
Area codes serving Santa Maria
Phone numbers in Santa Maria are written as ten digits — for example (805) 555-0190 — and fall in the Pacific Time zone.
How Santa Maria came to have 2 area codes
The original Santa Maria area code is 805, in service since 1957. As the area ran low on available numbers, an overlay code was added over the same region for new phone lines: 820 (2018). Existing numbers kept their original code — an overlay never forces anyone to change their number — which is why Santa Maria now uses all 2 codes and every local call is dialed with ten digits.
All California area codes · Is a Santa Maria call a scam?
Nearby cities
- Lompoc area codes
- San Luis Obispo area codes
- Paso Robles area codes
- Santa Barbara area codes
- Ventura area codes
- Bakersfield area codes
- Delano area codes
- Oxnard area codes
More cities in California
- Los Angeles area codes
- San Diego area codes
- San Francisco area codes
- Sacramento area codes
- San Jose area codes
- Fresno area codes
- Long Beach area codes
- Oakland area codes
Frequently asked questions
What is the area code for Santa Maria?
The main area code for Santa Maria, California is 805. Santa Maria is now served by 2 area codes in total: 805, 820.
How many area codes does Santa Maria have?
Santa Maria has 2 area codes: 805, 820.
Why does Santa Maria have more than one area code?
As Santa Maria used up the numbers available in its original area code (805, in service since 1957), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.
How do you dial a Santa Maria number?
Dial all 10 digits — the area code (805 or 820) 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.