Area Code 610-452 located in FORT WASHINGTON, MONTGOMERY, PA, more detail is as below. Place NPA (Numbering Plan Area) : 610 NXX (Local Number Prefix) : 452 City : FORT WASHINGTON County : MONTGOMERY State : PA (Pennsylvania) NXX Use Type : Landline NXX Intro Version : 2001-06-30 FIPS (Federal Information Processing Standards) : 42091 LATA (Local Access Transport Area) : 228 Rate Center : BANGOR ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 19034 Other Information NPANXX : 610452 Switch CLLI (Common Language Location Identifier) : ALTWPADTRS0 MSA CBSA (Core Based Statistical Area) : Philadelphia-Camden-Wilmington, PA-NJ-DE-MD MSA CBSA Code (Core Based Statistical Area) : 37980 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : SERVICE ELECTRIC TELEPHONE COMPANY, LLC OCN (Operating Company Number) : 8320 Coverage Area Name : FT WASH Latitude : 40.1386 Longitude : -75.1857 ‹ previous : 610-451 next › : 610-453 Telephone Number List 610-452-0000 ~ 610-452-9999