North CentralMunicipal Association
The Telephone Exchange Prefix is a three digit number that lies between the area code and the final four digits of a phone number. For Example:
(123) 456-7890 123 is the Area Code, and 456 is the Telephone Exchange Prefix
To find which community in the 250 or 604 area codes a telephone prefix belongs to, enter the prefix number into the Exchange Prefix text box and click on the Search button. To list all of the telephone exchange prefixes in the area codes of British Columbia, click on the List All button.
You may enter a community name (or partial name) in the Exchange Prefix text box and the telephone exchange prefixes will be listed for the communities that match your entry.