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Credit union · NCUA insured

FourLeaf Federal Credit Union

A $14.4B credit union, the 16th largest of 4,329, headquartered in Bethpage, NY, with 519,123 members and 38 branches in 2 states. Best rates: CDs 4.15% and savings 0.10% APY.

FourLeaf Federal Credit Union Carrot Score

70

Carrot Score

Higher than 26% of U.S. banks and credit unions

LowestMiddleHighest

#114 of 161 in New York, NY-NJ metroHow the score works →

Deposits are federally insured by the NCUA up to $250,000 per depositor.

About FourLeaf Federal Credit Union

Founded in 1941 as Grumman Plant 1 and 2 Federal Credit Union, FourLeaf Federal Credit Union is headquartered in Bethpage, New York.

Formerly known as Bethpage Federal Credit Union until rebranding in 2025, it acquired Montauk Credit Union in 2016, making membership available nationwide.

The credit union focuses on supporting community initiatives and charitable giving programs in New York and beyond.

Headquarters
899 S Oyster Bay Rd, Bethpage, NY 11714-1030
NCUA charter
4735
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Who can join

This may be incomplete or out of date, so check with the credit union before you apply.

Open to anyone

  • Membership is open to anyone across the country under an open charter.

Cost to join

  • Opening and maintaining a $5.00 share in a FourLeaf Savings Account is required for membership.

38 branches in 2 states

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Walk-in offices from the NCUA directory as of March 31, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.