Area Code 240-357 located in FREDERICK, FREDERICK, MD, more detail is as below. Place NPA (Numbering Plan Area) : 240 NXX (Local Number Prefix) : 357 City : FREDERICK County : FREDERICK State : MD (Maryland) NXX Use Type : Wireless NXX Intro Version : 6/12/2006 FIPS (Federal Information Processing Standards) : 24021 LATA (Local Access Transport Area) : 240 Rate Center : FREDERICK ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 21701 Other Information NPANXX : 240357 County Population : 0 Switch CLLI (Common Language Location Identifier) : FRDRMDBACM1 MSA CBSA (Core Based Statistical Area) : Washington-Arlington-Alexandria, DC-VA-MD-WV MSA CBSA Code (Core Based Statistical Area) : 47900 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Overlay : L Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD OCN (Operating Company Number) : 6395 Coverage Area Name : FREDERICK Latitude : 39.4185 Longitude : -77.4089 ‹ previous : 240-356 next › : 240-358 Telephone Number List 240-357-0000 ~ 240-357-9999
