Area code 326 is not a valid area code in North America as of June 2015. The country code for dialing phone numbers in Belgium is +32, and the Belgian phone number may start with a 6, giving the impression of a 326 area code.
The United States, Canada and some countries in the Caribbean use three-digit area codes before seven-digit phone numbers. Callers use area codes when placing calls to other geographic areas. Some areas require callers to dial area codes even when they are calling from within the same area. Other countries worldwide use area codes of varying lengths.