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Credit Union Routing Number

1st Midamerica Credit Union Routing Number

The routing number for 1st Midamerica Credit Union is 281076730. It is a credit union in Bethalto, Illinois, NCUA charter 63932.

Primary ABA / RTN
281076730

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

About 1st Midamerica Credit Union

1st Midamerica Credit Union is based in Bethalto, Illinois, and has been chartered since 1934. It reported $1.01B in assets for Q2 2026, the 14th largest of 185 credit unions headquartered in Illinois and 473rd of 4,252 nationally. Assets were $1.03B a year earlier (Q2 2025), so the credit union is smaller now. It counted 64,586 members on that report. The NCUA lists 10 branch locations for the credit union.

Record

Routing number
281076730
NCUA charter number
63932
RSSD ID
864293
Headquarters
Bethalto, Illinois 62010
Chartered
1934
NCUA insured since
May 13, 1977
Total assets (Q2 2026)
$1.01B
Members (Q2 2026)
64,586
Branch locations
10
Routing record refreshed
October 8, 2026
Check before you send money. 1st Midamerica 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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