City of Houston


Directory area code 281 and prefix 330 available at City of Houston

Directory Numbers

+1 (281) 330-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.