Home > About U1 > Contact Us
As we complete our System Upgrade over Labor Day Weekend (August 29 – September 2, 2025), we're here to help — just a bit differently. For account opening or related inquiries, please leave us a message using the form below, and we’ll get back to you as soon as we open on Tuesday afternoon, September 2, 2025.How can we improve your day?
U1 Member Support is available M-F 9:00 a.m. to 5:00 p.m. & Sat 9:00 a.m. to 12:00 p.m.
Direct Line
Call Us 937-431-3100 opt. 0 or 800-543-5000 opt. 0
Lost or Stolen VISA & 24/7 Card Support
Credit: 855-222-0498
Debit: 800-472-3272
Call 24
(888) 590-9460
Email: memberservices@u1cu.org
eServices: 800-762-9555 option 0 | memberservices@u1cu.org
Mortgage Services: 800-762-9555 ext. 424 | mortgageservices@u1cu.org
Credit Solutions: 800-762-9555 opt. 6 | creditadjustment@u1cu.org
Financial Advisors: (800) 558-7567 | Speak with a Financial Advisor
Please do not share personally identifiable information (Account # or SSN) through email.
Go to main navigation
U1 membership eligibility is available through many outlets. Find out how to become a
U1 member here.
