San Marcos Social Security Office

Social Security field office in San Marcos, California · San Diego County

Source: Social Security Administration field office list September 2026

Address and phone

(866) 614-4769office line

367 Via Vera Cruz, San Marcos, CA 92078

(833) 950-3691fax

Get directions

Services you can do online at ssa.gov

National line: 1-800-772-1213 (TTY 1-800-325-0778), Mon–Fri 8 AM–7 PM local time.

Hours

Monday: 9:00 AM – 4:00 PM
Tuesday: 9:00 AM – 4:00 PM
Wednesday: 9:00 AM – 4:00 PM
Thursday: 9:00 AM – 4:00 PM
Friday: 9:00 AM – 4:00 PM
Saturday – Sunday: Closed

Closed on federal holidays. Many offices see visitors by appointment; call ahead before you go.

Where it is

County: San Diego County
Metro area: San Diego-Chula Vista-Carlsbad, CA
State: California
ZIP code: 92078
SSA office code: 931

All offices in California →

Other offices nearby

#	Office	Miles	Address	Phone	Hours
1	Oceanside, CASan Diego County	8.9	2160 S El Camino RealOceanside, CA 92054	(855) 287-4793	Mon–Fri 9 AM–4 PM
2	Kearny Mesa, CASan Diego County	22.7	8505 Aero DrSan Diego, CA 92123	(866) 331-6397	Mon–Fri 9 AM–4 PM
3	El Cajon, CASan Diego County	26.1	846 Arnele AveEl Cajon, CA 92020	(866) 964-0012	Mon–Fri 9 AM–4 PM
4	La Mesa, CASan Diego County	27.3	7961 University AveLa Mesa, CA 91942	(877) 405-1445	Mon–Fri 9 AM–4 PM
5	San Diego, CASan Diego County	28.8	1333 Front StreetSan Diego, CA 92101	(855) 820-0097	Mon–Fri 9 AM–4 PM
6	National City, CASan Diego County	33.1	700 E 24th St, Ground FloorNational City, CA 91950	(866) 331-2203	Mon–Fri 9 AM–4 PM
7	Chula Vista, CASan Diego County	36.4	626 L Street, Suite 1Chula Vista, CA 91911	(888) 487-9907	Mon–Fri 9 AM–4 PM
8	Hemet, CARiverside County	43.8	3095 W Devonshire AveHemet, CA 92545	(855) 207-7083	Mon–Fri 9 AM–4 PM

Source: SSA field office list (public ArcGIS copy, Sep 2026). Hours and services can change; check ssa.gov or call the office before visiting. Distances are straight-line miles.