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Credit Union Routing Number

Armco Credit Union Routing Number

The routing number for Armco Credit Union is 243379925. It is a credit union in Butler, Pennsylvania, NCUA charter 65291.

Primary ABA / RTN
243379925

Data as of · size and membership from the NCUA 5300 call report. How we update

About Armco Credit Union

Armco Credit Union is based in Butler, Pennsylvania, and has been chartered since 1935. It reported $719.5M in assets for Q2 2026, the 22nd largest of 266 credit unions headquartered in Pennsylvania and 612th of 4,252 nationally. Assets were $691.5M a year earlier (Q2 2025), so the credit union is larger now. It counted 44,149 members on that report. The NCUA lists 5 branch locations for the credit union.

Record

Routing number
243379925
NCUA charter number
65291
RSSD ID
365398
Headquarters
Butler, Pennsylvania 16001
Chartered
1935
NCUA insured since
December 13, 1979
Total assets (Q2 2026)
$719.5M
Members (Q2 2026)
44,149
Branch locations
5
Routing record refreshed
October 8, 2026
Check before you send money. Armco Credit Union's FFIEC record lists this one primary number and does not say whether it also serves wires. Confirm the wire number with the credit union. What a routing number is.

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