Area Code 819-203 located in MONT LAURIER, , QC, more detail is as below. Place NPA (Numbering Plan Area) : 819 NXX (Local Number Prefix) : 203 City : MONT LAURIER State : QC (Quebec) NXX Use Type : Landline NXX Intro Version : 2005-10-13 LATA (Local Access Transport Area) : 850 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. Other Information NPANXX : 819203 Coverage Area Name : MONT LAURIER Latitude : 46.5533 Longitude : -75.5107 ‹ previous : 818-999 next › : 819-208 Telephone Number List 819-203-0000 ~ 819-203-9999