Credit Union Routing Number
Chicago Area Office Federal Credit Union Routing Number
The routing number for Chicago Area Office Federal Credit Union is 271077888. It is a credit union in Chicago, Illinois, NCUA charter 5045.
Data as of · size and membership from the NCUA 5300 call report. How we update
About Chicago Area Office Federal Credit Union
Chicago Area Office Federal Credit Union is based in Chicago, Illinois, and has been chartered since 1943. It reported $9.4M in assets for Q2 2026, the 120th largest of 185 credit unions headquartered in Illinois and 3517th of 4,252 nationally. Assets were $9.3M a year earlier (Q2 2025), so the credit union is larger now. It counted 1,092 members on that report. The NCUA lists 1 branch location for the credit union.
Record
- Routing number
- 271077888
- NCUA charter number
- 5045
- RSSD ID
- 164872
- Headquarters
- Chicago, Illinois 60661
- Chartered
- 1943
- NCUA insured since
- January 4, 1971
- Total assets (Q2 2026)
- $9.4M
- Members (Q2 2026)
- 1,092
- Branch locations
- 1
- Routing record refreshed
- October 8, 2026
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Regulator records: NCUA credit union profile (charter 5045) · FFIEC NIC profile (RSSD 164872)