Area Code 240-487 located in BRENTWOOD, PRINCE GEORGES, MD, more detail is as below. Place NPA (Numbering Plan Area) : 240 NXX (Local Number Prefix) : 487 City : BRENTWOOD County : PRINCE GEORGES State : MD (Maryland) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 24033 LATA (Local Access Transport Area) : 236 Rate Center : WSHNGTNZN4 ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 20722 Other Information NPANXX : 240487 County Population : 0 Switch CLLI (Common Language Location Identifier) : TYCRVA03DS0 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 : US LEC OF MARYLAND, INC. OCN (Operating Company Number) : 2589 Coverage Area Name : HYATTSVILLE Latitude : 38.9518 Longitude : -76.9502 ‹ previous : 240-487 next › : 240-488 Telephone Number List 240-487-0000 ~ 240-487-9999