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Contact Us

Phone: 925-685-4357

Volunteers are available 24 hours a day (press 4 then wait while we contact one of our volunteers)

To contact our subcommittees, press "8" to get to the subcommittee menu. Be sure to leave details explaining what you need, and call back information so we can contact you
  • Newcomer Orientation Committee, NA Women's Committee, NA Youth Committee: Press "85"
  • Public Relations, Literature Chair, and Unity Day Committee: Press "86"
  • Hospitals and Institutions, Service Workshop, and Fellowship Service Center: Press "87"
  • Area Service Committee Chair, ASC Secretary or Treasurer, or Regional Committee Members: Press "88"

Mailing address:

P.O. Box 6094
Concord, CA, 94527

Email addresses:

Public Organizations:
If you represent a community organization and wish to contact Contra Costa NA, you can use the contact form below. Please keep in mind that we have no way to respond to your submission unless you leave either an email address, phone number, or mailing address. This information is kept strictly confidential and is never given out.

Contra Costa Area NA Community Based Organization Contact Form

Not sure who to contact? You can always send an email to admin@contracostana.org