SSA splits San Diego's 58 ZIP codes among 8 offices: 22 to the San Diego Social Security Office, 11 to the Kearny Mesa Social Security Office, 7 to the La Mesa Social Security Office, 4 to the Oceanside Social Security Office, 4 to the El Cajon Social Security Office, 4 to the San Marcos Social Security Office, 3 to the Chula Vista Social Security Office and 3 to the National City Social Security Office. For 11 of them, the assigned office isn't the closest one, so check your ZIP before you go.
ZIP codes 92092, 92093, 92101, 92102, 92103, 92104, 92105, 92106, 92107, 92109, 92110, 92113, 92116, 92118, 92132, 92134, 92135, 92136, 92140, 92147, 92155 and 92161 go to the San Diego Social Security Office, 1333 Front Street, San Diego.
ZIP codes 92037, 92108, 92111, 92117, 92121, 92122, 92123, 92124, 92126, 92131 and 92145 go to the Kearny Mesa Social Security Office, 8505 Aero Dr, San Diego.
ZIP codes 91941, 91942, 91945, 91977, 91978, 92115 and 92182 go to the La Mesa Social Security Office, 7961 University Ave, La Mesa.
ZIP codes 92014, 92067, 92075 and 92130 go to the Oceanside Social Security Office, 2160 S El Camino Real, Oceanside.
ZIP codes 92020, 92071, 92119 and 92120 go to the El Cajon Social Security Office, 846 Arnele Ave, El Cajon.
ZIP codes 92064, 92127, 92128 and 92129 go to the San Marcos Social Security Office, 367 Via Vera Cruz, San Marcos.
ZIP codes 91902, 91910 and 91914 go to the Chula Vista Social Security Office, 626 L Street, Suite 1, Chula Vista.
ZIP codes 91950, 92114 and 92139 go to the National City Social Security Office, 700 E 24th St, Ground Floor, National City.
Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps San Diego (U.S. Census Bureau, 2020 ZIP Code Tabulation Areas). Distance is straight-line, from the center of the ZIP code to the office.