Area Code 301-744 located in OLNEY, MONTGOMERY, MD, more detail is as below. Place NPA (Numbering Plan Area) : 301 NXX (Local Number Prefix) : 744 City : OLNEY County : MONTGOMERY State : MD (Maryland) NXX Use Type : Landline NXX Intro Version : 1997-10-11 FIPS (Federal Information Processing Standards) : 24031 LATA (Local Access Transport Area) : 236 Rate Center : INDIANHEAD ZIP Code Count : 1 ZIP Code Frequency : 11 ZIP Code : 20832 Other Information NPANXX : 301744 County Population : 0 Switch CLLI (Common Language Location Identifier) : INHDMDINRS0 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 : VERIZON MARYLAND, INC. OCN (Operating Company Number) : 9212 Coverage Area Name : INDIAN HEAD Latitude : 38.6006 Longitude : -77.1550 ‹ previous : 301-743 next › : 301-744 Telephone Number List 301-744-0000 ~ 301-744-9999
