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A3 is Contra Costa County's innovative approach to provide timely and appropriate mental and behavioral health crisis services to anyone, anywhere, at anytime in the county.

24/7 Behavioral Health Crisis Support

If you or someone you know is experiencing a behavioral health crisis, call the A3 Miles Hall Crisis Call Center at 844-844-5544, available 24/7.

Additional resources:

  • Call 911 in an emergency
  • Adults: Call 988 or Text 'HOPE' to 20121
  • Under 18: 877-441-1089