Area Code 484-200 located in CHESTER SPRINGS, CHESTER, PA, more detail is as below. Place NPA (Numbering Plan Area) : 484 NXX (Local Number Prefix) : 200 City : CHESTER SPRINGS County : CHESTER State : PA (Pennsylvania) NXX Use Type : Landline NXX Intro Version : 1999-10-13 FIPS (Federal Information Processing Standards) : 42029 LATA (Local Access Transport Area) : 228 Rate Center : CHESTERSPG ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 19425 Other Information NPANXX : 484200 County Population : 0 Switch CLLI (Common Language Location Identifier) : PHLBPABJDS3 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 Overlay : L Company : ATX TELECOMMUNICATIONS SERVICES, LTD OCN (Operating Company Number) : 7757 Coverage Area Name : CHESTER SPRINGS Latitude : 40.0995 Longitude : -75.6155 ‹ previous : 480-999 next › : 484-201 Telephone Number List 484-200-0000 ~ 484-200-9999