Contact Us

Phone Numbers:

Office Number (707) 557-8900
Toll Free (888) 600-0550
Fax Number (707) 359-4290
Befit Audio Response Access (707) 557-8900, Press 1
VISA Credit Card Assistance (866) 291-2640
VISA Check Card Assistance (800) 554-8969
VISA Check Card Activation (800) 708-7119
Bill Payer (855) 855-0734

Main Branch Address:

640 East Main Street
Vacaville, CA 95688

Vallejo Branch Address:

145 Valle Vista Ave Suite G
Vallejo, CA 94590

Branch Hours of Operation:

Monday – Friday: 10:00am to 5:00pm
Saturday & Saturday: Closed

Mailing Address:

PO Box 5760
Vacaville, CA 95696

Fax Number:

(707) 359-4290

Loan Department Fax Number:

(707) 359-4515

Email: or use our Contact Us Form

2018 Holiday Schedule:

Martin Luther King, Jr. Day Monday, January 15 Closed
President's Day Monday, February 19 Closed
Memorial Day Monday, May 28 Closed
Independence Day Wednesday, July 4 Closed
Labor Day Monday, September 3 Closed
Columbus Day Monday, October 8 Closed
Veteran's Day Monday, November 12 Closed
Thanksgiving Day Thursday, November 22 Closed
Day after Thanksgiving Friday, November 23 Closed
Christmas Eve Monday December 24 Closed at 2:00pm
Christmas Day Tuesday, December 25 Closed
New Year's Eve Monday December 31 Close at 2:00pm
New Year's Day Tuesday, January 1, 2019 Closed

ATM Locations:


  • 975 Sereno Drive, Vallejo, CA 94589 (Kaiser Medical Office Building)
  • 975 Sereno Drive, Vallejo, CA 94589 (Kaiser Hospital Building)


  • 640 East Main Street, Vacaville, CA 95688 (Deposit Taking)
  • 1 Quality Dr, Vacaville, CA 95688 (Kaiser Hospital Building)


  • 901 Nevin Avenue, Richmond, CA 94801 (Kaiser Medical Office Building)

With the CO-OP Network you have access to over 28,000 surcharge-free ATMs.  Please click on the link below to find out the ATM nearest you.

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Contact Us Form

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