Credit Union Routing Number
Service First Federal Credit Union Routing Number
The routing number for Service First Federal Credit Union is 291479903. It is a credit union in Sioux Falls, South Dakota, NCUA charter 77.
Data as of · size and membership from the NCUA 5300 call report. How we update
About Service First Federal Credit Union
Service First Federal Credit Union is based in Sioux Falls, South Dakota, and has been chartered since 1934. It reported $209.7M in assets for Q2 2026, the 6th largest of 33 credit unions headquartered in South Dakota and 1249th of 4,252 nationally. Assets were $204.7M a year earlier (Q2 2025), so the credit union is larger now. It counted 16,365 members on that report. The NCUA lists 3 branch locations for the credit union.
Record
- Routing number
- 291479903
- NCUA charter number
- 77
- RSSD ID
- 878674
- Headquarters
- Sioux Falls, South Dakota 57103
- Chartered
- 1934
- NCUA insured since
- January 4, 1971
- Total assets (Q2 2026)
- $209.7M
- Members (Q2 2026)
- 16,365
- Branch locations
- 3
- Routing record refreshed
- October 10, 2026
Routing numbers in Sioux Falls, SD
- Bank
- Citibank, N.A.: 021000089
- Bank
- Wells Fargo Bank, N.A.: 121000248
- Bank
- The Bancorp Bank N.A.: 031101114
- Bank
- Pathward, N.A.: 291471024
- Bank
- First Premier Bank: 091408598
- Bank
- Sunrise Banks, N.A.: 096001013
- Bank
- American Bank & Trust: 091407175
- Bank
- The First National Bank in Sioux Falls: 091400020
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Regulator records: NCUA credit union profile (charter 77) · FFIEC NIC profile (RSSD 878674)