Constellation Federal Credit Union
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Routing number: 254074400

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Contact Us

Phone Number: 1-800-826-3818
Phone Number: 703-573-0970

Fax Number (Carderock): 301-227-2070
Fax Number (Reston): 703-573-0973
Fax Number (Springfield): 571-297-4446

If you have lost or stolen VISA cards (credit/debit), please call 1-800-682-6075.

Constellation is here to provide the best member service. Please use the secured form below to contact one of our departments.