Area Code 240-237 located in GREAT MILLS, SAINT MARYS, MD, more detail is as below. Place NPA (Numbering Plan Area) : 240 NXX (Local Number Prefix) : 237 City : GREAT MILLS County : SAINT MARYS State : MD (Maryland) NXX Use Type : Landline NXX Intro Version : 1999-02-27 FIPS (Federal Information Processing Standards) : 24037 LATA (Local Access Transport Area) : 236 Rate Center : LXTNPKGRML ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 20634 Other Information NPANXX : 240237 County Population : 0 Switch CLLI (Common Language Location Identifier) : WASHDCDTDS1 MSA CBSA (Core Based Statistical Area) : Lexington Park, MD MSA CBSA Code (Core Based Statistical Area) : 30500 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Overlay : L Company : TELEPORT COMMUNICATIONS AMERICA, LLC - DC OCN (Operating Company Number) : 7529 Coverage Area Name : CALLAWAY Latitude : 38.2394 Longitude : -76.4909 ‹ previous : 240-237 next › : 240-238 Telephone Number List 240-237-0000 ~ 240-237-9999
