Area Code 305-280 located in KEY WEST, MONROE, FL, more detail is as below. Place NPA (Numbering Plan Area) : 305 NXX (Local Number Prefix) : 280 City : KEY WEST County : MONROE State : FL (Florida) NXX Use Type : Landline NXX Intro Version : 2000-10-31 FIPS (Federal Information Processing Standards) : 12087 LATA (Local Access Transport Area) : 460 Rate Center : KEYS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 33040 Other Information NPANXX : 305280 County Population : 0 Switch CLLI (Common Language Location Identifier) : WPBIFLJADS5 MSA CBSA (Core Based Statistical Area) : Key West, FL MSA CBSA Code (Core Based Statistical Area) : 28580 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : DELTACOM, INC. - FL OCN (Operating Company Number) : 4616 Coverage Area Name : KEY WEST Latitude : 24.5590 Longitude : -81.7927 ‹ previous : 305-279 next › : 305-281 Telephone Number List 305-280-0000 ~ 305-280-9999