Area Code 514-723 located in MONTREAL, , QC, more detail is as below. Place NPA (Numbering Plan Area) : 514 NXX (Local Number Prefix) : 723 City : MONTREAL State : QC (Quebec) NXX Use Type : Landline NXX Intro Version : 1994-02-04 LATA (Local Access Transport Area) : 850 ZIP Code Count : 0 ZIP Code Frequency : 1 ZIP Code : H2E 2E1 Other Information NPANXX : 514723 County Population : 23986 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Coverage Area Name : MONTREAL Latitude : 45.5034 Longitude : -73.5689 ‹ previous : 514-723 next › : 514-724 Telephone Number List 514-723-0000 ~ 514-723-9999