Area Code 207-273 located in WARREN, KNOX, ME, more detail is as below. Place NPA (Numbering Plan Area) : 207 NXX (Local Number Prefix) : 273 City : WARREN County : KNOX State : ME (Maine) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 23013 LATA (Local Access Transport Area) : 120 Rate Center : WARREN ZIP Code Count : 1398 ZIP Code Frequency : 98 ZIP Code : 04864 Other Information NPANXX : 207273 County Population : 0 Switch CLLI (Common Language Location Identifier) : WRRNMEXADS0 MSA CBSA (Core Based Statistical Area) : Rockland, ME MSA CBSA Code (Core Based Statistical Area) : 40500 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : WARREN TELEPHONE CO. OCN (Operating Company Number) : 0031 Coverage Area Name : WARREN Latitude : 44.1159 Longitude : -69.2353 ‹ previous : 207-272 next › : 207-274 Telephone Number List 207-273-0000 ~ 207-273-9999