NCUA-insured credit union
Firstmark
Credit Union headquartered in San Antonio, Texas.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | P.O. Box 701650 San Antonio, TX 78270 |
| County | Bexar |
| Website | not published in NCUA data |
| Phone | (210) 442-0100 |
NCUA record
| NCUA Charter | 62509 |
| Federal Reserve RSSD ID | 681490 |
| Status | Active |
| Charter type | 2 (STATE) |
| Financials as of | March 31, 2026 |
Routing number
NCUA does not publish ABA routing numbers, and many credit unions use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this credit union, the "account details" screen in its online banking, or its official website.
See how your odds compare before you apply at Firstmark.
Offices
| Gold Canyon Corporate Office main office San Antonio, TX |
2023 Gold Canyon Rd, 78232 (210) 442-0100 Corporate Office Hours 7:00 am - 7:00 pm M-F, 8:00 am-4:00pm Sat |
| La Vernia Branch La Vernia, TX |
194 S Fm 1346 Ste 101, 78121 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F, Sat 9:00 am - 1:00 pm Drive Thru Services 9:00 am - 5:30 pm M-F, Sat 9:00 am-1:00 pm |
| New Braunfels Branch New Braunfels, TX |
2740 Loop 337, 78130 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F, Sat 9:00 am-1:00 pm Drive Thru Services 9:00 am - 5:30 pm M-F, Sat 9:00 am-1:00 pm |
| Zarzamora Branch San Antonio, TX |
6927 S Zarzamora St, 78224 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F Drive Thru Services 9:00 am - 5:30 pm M-F |
| Mission Branch San Antonio, TX |
1440 Se Military Dr, 78214 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F, Sat 9:00 am-1:00 pm Drive Thru Services 9:00 am - 5:30 pm M-F, Sat 9:00 am-1:00 pm |
| Jefferson Branch San Antonio, TX |
3206 Fredericksburg Rd, 78201 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F, Sat 9:00 am-1:00 pm Drive Thru Services 9:00 am - 5:30 pm M-F, Sat 9:00 am-1:00 pm |
| O'Connor Branch San Antonio, TX |
11530 N Interstate 35, 78233 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F Drive Thru Services 9:00 am - 5:30 pm M-F |
| Alamo Ranch Branch San Antonio, TX |
10911 Culebra Rd, 78253 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F Drive Thru Services 9:00 am - 5:30 pm M-F |
| Bitters Branch San Antonio, TX |
2602 N Loop 1604 W, 78248 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F Drive Thru Services 9:00 am - 5:30 pm M-F |
| Potranco Branch San Antonio, TX |
10610 Potranco Rd, 78251 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F Drive Thru Services 9:00 am - 5:30 pm M-F |
| Legacy Branch San Antonio, TX |
2103 N Loop 1604 E, 78232 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F, Sat 9:00 am-1:00 pm Drive Thru Services 9:00 am - 5:30 pm M-F, Sat 9:00 am-1:00 pm |
| Huebner Branch San Antonio, TX |
8960 Huebner Rd, 78240 (210) 442-0100 Lobby Hours 9:00 am-5:30 pm M-F Drive Thru Services 9:00 am - 5:30 pm M-F |
13 offices in total. Browse them by city through the state pages.
Where Firstmark has offices
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| Southwest Research Center | $86.01 million |