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Credit Union Routing Number

Watertown Postal Federal Credit Union Routing Number

The routing number for Watertown Postal Federal Credit Union is 221380952. It is a credit union in Watertown, New York, NCUA charter 6112.

Primary ABA / RTN
221380952

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

About Watertown Postal Federal Credit Union

Watertown Postal Federal Credit Union is based in Watertown, New York, and has been chartered since 1949. It reported $5.7M in assets for Q2 2026, the 225th largest of 266 credit unions headquartered in New York and 3745th of 4,252 nationally. Assets were $5.9M a year earlier (Q2 2025), so the credit union is smaller now. It counted 488 members on that report. The NCUA lists 1 branch location for the credit union.

Record

Routing number
221380952
NCUA charter number
6112
RSSD ID
948081
Headquarters
Watertown, New York 13601
Chartered
1949
NCUA insured since
January 4, 1971
Total assets (Q2 2026)
$5.7M
Members (Q2 2026)
488
Branch locations
1
Routing record refreshed
October 8, 2026
Check before you send money. Watertown Postal Federal 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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Regulator records: NCUA credit union profile (charter 6112) · FFIEC NIC profile (RSSD 948081)

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