How can we help?

Please reach us using our contact form, or through any of the phone numbers or emails below.

We ask that you please do not send any sensitive information (such as account or social security numbers) through email or the contact form, as these modes of communication are not entirely secure. Thank you!

{beginAccordion}

Two Locations to Serve You

Main Branch
3015 San Pablo Ave, Berkeley CA 94702 

Loan Center | Headquarters
634 Ferry St, Martinez CA 94553
(510) 845-6428 

FIRST 24 Voice Banking

(510) 845-6428 opt 2
Mon - Fri 9:30am - 6:00pm 

- OR -

(510) 845-6428 opt 3
After hours, weekends and holidays

Department Directory

Department Direct Email
Member Services (510) 647-2132 [email protected]
Loan (510) 647-2126 [email protected]
Accounting (510) 845-6428 ext 1707 [email protected]
Collections (510) 647-2129 [email protected]
IT (510) 647-2122 [email protected]
Marketing (510) 845-6428 ext 1657 [email protected]
Management n/a [email protected]
Board of Directors n/a [email protected]
Supervisory Committee
P.O. Box 3445, Berkeley, CA 94704
n/a [email protected]

Card Services

Card Type Contact Information
Visa Credit Cards 
Lost or Stolen
(888) 241-2510 within USA 
(909) 941-1398 call collect outside USA 
(888) 241-2440 Credit Card Restricted
ATM/Debit Cards 
Lost or Stolen
(888) 241-2510 within USA 
(909) 941-1398 call collect outside USA 
(888) 241-2440 ATM/Debit Restricted
Shared Branching www.co-opcreditunions.org/locator/

{endAccordion}

Contact Form

  • OK Name is required
  • Optional OK Phone is required
  • OK How can we help you? is required
  • OK is required