SSA splits Orange's 90 ZIP codes among 13 offices: 16 to the Fountain Valley Social Security Office, 15 to the Santa Ana Social Security Office, 13 to the Mission Viejo Social Security Office, 12 to the Anaheim Social Security Office, 10 to the Brea Social Security Office, 8 to the Garden Grove Social Security Office, 5 to the Whittier Social Security Office, 4 to the Long Beach Social Security Office, 2 to the Norwalk Social Security Office, 2 to the Lakewood Social Security Office, 1 to the Ontario Social Security Office, 1 to the West Covina Social Security Office and 1 to the Pomona Valley Social Security Office. For 29 of them, the assigned office isn't the closest one, so check your ZIP before you go.
ZIP codes 90740, 90742, 90743, 92625, 92626, 92627, 92646, 92647, 92648, 92649, 92657, 92660, 92661, 92662, 92663 and 92708 go to the Fountain Valley Social Security Office, 17075 Newhope Street, Suite B, Fountain Valley.
ZIP codes 92676, 92701, 92703, 92704, 92705, 92706, 92707, 92780, 92782, 92861, 92865, 92866, 92867, 92868 and 92869 go to the Santa Ana Social Security Office, 1851 East First Street, Fifth Floor, Santa Ana.
ZIP codes 92602, 92603, 92604, 92606, 92610, 92612, 92614, 92617, 92618, 92620, 92630, 92637 and 92697 go to the Mission Viejo Social Security Office, 23311 Madero, Mission Viejo.
ZIP codes 90620, 90621, 90623, 90630, 90680, 92801, 92802, 92804, 92805, 92806, 92807 and 92808 go to the Anaheim Social Security Office, 900 S Harbor Blvd, Anaheim.
ZIP codes 90631, 92821, 92823, 92831, 92832, 92833, 92835, 92870, 92886 and 92887 go to the Brea Social Security Office, 3230 E Imperial Hwy, Suite 150 1st Floor, Brea.
ZIP codes 90720, 92655, 92683, 92840, 92841, 92843, 92844 and 92845 go to the Garden Grove Social Security Office, 11900 Gilbert Street, Garden Grove.
ZIP codes 90603, 90604, 90605, 90638 and 90639 go to the Whittier Social Security Office, 7200 Greenleaf Ave, Suite 200, Whittier.
ZIP codes 90808, 90815, 90822 and 90840 go to the Long Beach Social Security Office, 2005 Long Beach Blvd, Long Beach.
ZIP codes 90701 and 90703 go to the Norwalk Social Security Office, 12440 E Imperial Hwy, STE 170, Norwalk.
ZIP codes 90715 and 90716 go to the Lakewood Social Security Office, 4957 Paramount Blvd, Lakewood.
ZIP code 91709 goes to the Ontario Social Security Office, 1100 E Holt Blvd, Ontario.
ZIP code 91748 goes to the West Covina Social Security Office, 501 S Vincent Ave, STE 201, West Covina.
ZIP code 91765 goes to the Pomona Valley Social Security Office, 2130 N Garey Ave, Pomona.
Assigned offices from SSA's Office Locator, looked up by ZIP code on October 1, 2026. ZIP codes are those whose area overlaps Orange (U.S. Census Bureau, 2020 ZIP Code Tabulation Areas). Distance is straight-line, from the center of the ZIP code to the office.