Cabin John Financial Service Center

7741 Tuckerman Lane, Potomac, MD 20854

No fees. No hassle. Simply Better Banking.

Enjoy smarter, hassle-free accounts designed to support your financial success.

Your credit union for life.

Our credit union is more than just a financial institution; it’s a part of the fabric that makes Potomac, Maryland special. We take pride in contributing to local events and initiatives that strengthen the bonds of our community. Whether it’s hosting a shred day event, supporting small businesses or participating in chamber events, our credit union is committed to the well-being and prosperity of Potomac.

Hours & Contact

Lobby Hours

Monday to Friday: 8:30 a.m. – 4:00 p.m.
Saturday: 9:00 a.m. – 12:00 p.m.
Sunday: Closed

Contact

Phone: (301) 929-7990
Toll-free: +1 (800) 888-6560
Fax: (301) 983-4019

Due to processing delays caused by security restrictions, no mail is accepted at the Cabin John Financial Service Center. Please send all mail to our Corporate Office.

Our Cabin John Branch

Located in the heart of Potomac our branch stands as a proud member of this vibrant community. The rich history and diverse culture of this area create an ideal setting for our credit union.

Welcome to Your Trusted Credit Union in Potomac

Looking for a reliable credit union in Potomac, MD? You’ve come to the right place! Our Cabin John branch location is dedicated to serving the financial needs of our members. As one of the top credit unions in Maryland, we offer a wide range of products and services with competitive rates, transparent fees, and exceptional service.

Young woman photographer with backpack and camera looking at view of Potomac river in Great Falls with autumn colorful foliage in Maryland

Services

New Accounts: Membership & Deposit

Deposit-Taking ATM

Night Deposit

Accessible: Handicap parking, ramps, exchange written notes

Supports EMV

Certified Financial Counselor Available

New Loans: Approval & Distributions

Surcharge-Free ATM

Accepts Cash Deposit

Team

View our Cabin John team below and schedule a call or meeting to get started.

Erika Davila Rivera Headshot

Erika Davila Rivera

Branch Manager

Federal Holiday Schedule

Lafayette Federal observes the following annually recurring holidays that align with the Federal Reserve. (ATM, Online Banking and Audio Response service will still be available on these days.) The Call Center is open 24 hours a day, 7 days a week for continued service during branch closure. Simply call: +1 (800) 888-6560 or (301) 929-7990 to speak to a representative.

2026

Thursday, January 1 — New Year’s Day

Monday, January 19 — Birthday of Martin Luther King, Jr.

Monday, February 16 — Washington’s Birthday

Monday, May 25 — Memorial Day

Friday, June 19 — Juneteenth National Independence Day

Saturday, July 4 — Independence Day

Monday, September 7 — Labor Day

Monday, October 12 — Columbus Day

Wednesday, November 11 — Veterans Day

Thursday, November 26 — Thanksgiving Day

Friday, December 25 — Christmas Day

Friday, January 1 (2027) — New Year’s Day

Get started today.

We’re always happy to hear from you! Schedule an appointment, reach out via phone or email, or open an account online.

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Disclosures

Your savings are federally insured up to $250,000 by the National Credit Union Administration, an agency of the U.S. government.​