Branches & ATMs

Tidemark Federal Credit Union is here to serve, with branches conveniently located in Delaware and Maryland and surcharge-free ATM access at our branches. We'll help you take care of your financial tasks quickly.

Member Service Center
(send all mail here)

216 Washington Street
PO Box 1630
Millsboro, DE 19966


Our Millsboro Branch is not open yet.  All other branches are open 9:00 am - 5:00 pm Monday thru Friday. No Saturday Hours at this time.

Lewes DE Branch (No Saturday Hours)

34686 Old Postal Lane
Lewes, DE 19958

Milford DE Branch

140 Aerenson Drive
Milford, DE 19963

Seaford DE Branch

1941 Bridgeville Highway
PO Box 1800
Seaford, DE 19973

Selbyville DE Branch

36445 Lighthouse Road
Selbyville, DE 19975

Long Neck DE Branch

24940 John J. Williams Highway
Millsboro, DE 19966

Millsboro DE Branch (No Saturday Hours)

216 Washington Street
PO Box 1630

Millsboro, DE 19966

Millsboro Branch is still closed

Day Lobby Drive-Thru
Monday - Thursday 9 a.m. - 5 p.m. 9 a.m. - 5 p.m.
Friday 9 a.m. - 5 p.m. 9 a.m. - 5 p.m.

Our Drive-Thru Express Teller Machine is open 24/7 for self-service transaction

Going beyond the norm to serve you

We're all about making your life a little bit easier with these convenient services.

Notary Services: Available at all branch locations and free to our members.

Medallion Signature Guarantee: Available in our Seaford, Delaware, office and free to members who need signature verification on a securities transfer to protect against fraud. Please call ahead at 302-629-0100 to ensure an authorized representative is available.

ATMs: Available at all branch locations and free to our members.

Express Teller Machines: Our Express Teller Machines provide the same options as a live teller. Conduct self-service transactions 24/7 or connect with a teller by video during normal business hours. Avoid lines when you're conducting transactions. Service is available at your convenience.

Night Depositories: Available at all branch locations.

Coin Machines: Stop rolling coins. Let our machines count them for you. Available at all branch locations and free to our members.

Instant-Issue Debit and Credit Cards: Visit us and get a new card within minutes. Available at all branch locations

2020 Holidays

Tidemark Federal Credit Union branches will be closed on the following holidays in 2020. Keep in mind, you always have access to your account through OnlineMobile and Phone Banking.

Holiday Date
New Year's Day Wednesday, January 1
Birthday of Martin Luther King, Jr. Monday, January 20
Presidents Day and Washington's Birthday Monday, February 17
Memorial Day Monday, May 25

Independence Day

Friday, July 3rd &

Saturday, July 4

Labor Day Monday, September 7
Columbus Day Monday, October 12
Veterans Day Wednesday, November 11
Thanksgiving Day Thursday, November 26
Christmas Day Friday, December 25