We’re here to help — even after normal business hours

Please call the appropriate number below for assistance in sorting out your questions.

UMS Banking Help Desk:
Monday to Friday 7:00am – 5:00pm PST:(800) 866-1881
After Hours Help Desk:
For Merchant Numbers beginning with 3230:(800) 654-9256
For Merchant Numbers beginning with 2713:(800) 705-2559
For Merchant Numbers beginning with 8788:(800) 367-2638
For Merchant Numbers beginning with 8901:(800) 552-8227 or
(800) 228-2443
For Merchant Numbers beginning with 9410: (888) 288-2692
For Voice Authorizations:
For Merchant Numbers beginning with 3230:(800) 207-7634
For Merchant Numbers beginning with 2713:(800) 944-1111
For Merchant Numbers beginning with 8788:(800) 944-1111
For Merchant Numbers beginning with 8901:(800) 291-4840
For Merchant Numbers beginning with 9410:(888) 835-7291