City of San Diego


Directory area code 858 and prefix 812 available at City of San Diego

Directory Numbers

+1 (858) 812-XXXX

Here are the components:

  • Country Code: +1 (both the USA and Canada share the same country code).
  • Area Code: A 3-digit code that designates a specific geographic area or region.
  • Prefix: A 3-digit code that narrows the location within the area covered by the area code.
  • Line Number: A 4-digit number unique to the individual or business within that prefix.