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.
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
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.
Call 301-929-7990
Email membership@lfcu.org
Disclosures
Your savings are federally insured up to $250,000 by the National Credit Union Administration, an agency of the U.S. government.