Credit Union Routing Number
San Mateo City Employees Federal Credit Union Routing Number
The routing number for San Mateo City Employees Federal Credit Union is 321177256. It is a credit union in San Mateo, California, NCUA charter 6326.
Data as of · size and membership from the NCUA 5300 call report. How we update
About San Mateo City Employees Federal Credit Union
San Mateo City Employees Federal Credit Union is based in San Mateo, California, and has been chartered since 1949. It reported $31.8M in assets for Q2 2026, the 204th largest of 239 credit unions headquartered in California and 2760th of 4,252 nationally. Assets were $34.8M a year earlier (Q2 2025), so the credit union is smaller now. It counted 1,035 members on that report. The NCUA lists 3 branch locations for the credit union.
Record
- Routing number
- 321177256
- NCUA charter number
- 6326
- RSSD ID
- 10885
- Headquarters
- San Mateo, California 94403
- Chartered
- 1949
- NCUA insured since
- January 4, 1971
- Total assets (Q2 2026)
- $31.8M
- Members (Q2 2026)
- 1,035
- Branch locations
- 3
- Routing record refreshed
- October 8, 2026
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View San Mateo City Employees Federal Credit Union's full profile →
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Regulator records: NCUA credit union profile (charter 6326) · FFIEC NIC profile (RSSD 10885)