At DOIFCU, we strive to make your credit union as accessible as possible from anywhere, at any time of day.

Contact Us

Click here to Contact us online

24 Hour Audio Response, Call Toll Free 866-364-3288

24 Hour Loan Line, Toll Free 866-564-3512

Two Locations:
Main U.S. Dept of the Interior Building
1849 C Street, NW
Room B038
Washington, DC 20240
800-914-8619
202-208-3936
Fax: 202-219-9326
Open Monday - Friday (9 a.m.-4 p.m.)

U.S. Geological Survey Building
12201 Sunrise Valley Drive
Room BA208 MS700
Reston, VA 20192
703-648-7544
Fax: 703-648-7260
Open Monday - Friday (8:30 a.m.-3 p.m.)

Mailing Address
12201 Sunrise Valley Drive
Room BA208 MS700
Reston,VA 20192


Online Banking YOU CAN SIGN UP FOR E-STATEMENTS -- LOG ON ONLINE BANKING
Manage your account or pay your bills from your home, office, or anywhere else you have access to the Internet. Click here to log in now if you are already registered. If not, click on the register link above, next to the login button, for further instructions.

Online Banking and web bill pay is FREE and for the disclosures click here.

ATM Locator
For totally FREE access to your money, just look for the CO-OP Network logo at participating ATMs. Use our ATM Locator to find a location near you or call 1-888-748-3266.


Service Center Locator
Visit one of the 1,945 national shared branches, also known as service centers. Use our Service Center Locator to find a shared branch near you or call 1-888-287-9475.


Mortgage Loan Application
Apply for a mortgage loan or refinance through our partner PHH by clicking here.

Other Loan Application
Apply for any of our low-interest loans online by clicking here.

Reorder Checks
If you have previously purchased checks from us, click here to use our online check reorder feature.

Credit Reports
It's important to get your credit report from each of the three credit bureaus (Equifax, Experian and Transunion) at least once a year. Fees are assessed for these services.

Calculators Forms and Applications
Several secure forms are available by logging into Internet Account Access above. They include stop payment on a check, change of address, ATM, Visa check card applications, and check copy requests. Forms available outside of home banking are the membership application request form, Share Certificate request and add a deposit account such as the vacation and holiday club accounts. LOST STOLEN Card
Visa Credit Card 800-325-3678
Visa Debit Card/ATM 800-754-4128

Visa Account Access
Information on the visa card including payment history, available balance etc at www.ezcardinfo.com, or call 800-237-6211 24x7.

PHH Mortgage Account Access
Info on an existing mortgage loan with phh, this would give you your balance, payment history etc at www.mortgagequestions.com