Area Code 240-675 located in MYERSVILLE, FREDERICK, MD, more detail is as below. Place NPA (Numbering Plan Area) : 240 NXX (Local Number Prefix) : 675 City : MYERSVILLE County : FREDERICK State : MD (Maryland) NXX Use Type : Wireless NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 24021 LATA (Local Access Transport Area) : 240 Rate Center : MYERSVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 21773 Other Information NPANXX : 240675 County Population : 0 Switch CLLI (Common Language Location Identifier) : FRDRMDFUCM2 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 : NEW CINGULAR WIRELESS PCS, LLC - DC OCN (Operating Company Number) : 4036 Coverage Area Name : MYERSVILLE Latitude : 39.5078 Longitude : -77.5670 ‹ previous : 240-674 next › : 240-676 Telephone Number List 240-675-0000 ~ 240-675-9999