Area Code 202-350 located in UPPER MARLBORO, PRINCE GEORGES, DC, more detail is as below. Place NPA (Numbering Plan Area) : 202 NXX (Local Number Prefix) : 350 City : UPPER MARLBORO County : PRINCE GEORGES State : DC (District of Columbia) NXX Use Type : Landline NXX Intro Version : 2000-06-13 FIPS (Federal Information Processing Standards) : 24033 LATA (Local Access Transport Area) : 236 Rate Center : WSHNGTNZN1 ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 20774 Other Information NPANXX : 202350 County Population : 0 Switch CLLI (Common Language Location Identifier) : WASHDCMODS1 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 Company : TELEPORT COMMUNICATIONS AMERICA, LLC - DC OCN (Operating Company Number) : 7529 Coverage Area Name : WASHINGTON Flags : The State for this record does not match the State for the ZIP Code. To keep with data reporting, the state for the Area Code is used. Latitude : 38.8984 Longitude : -77.0266 ‹ previous : 202-349 next › : 202-350 Telephone Number List 202-350-0000 ~ 202-350-9999