Area Code 239-203 located in NAPLES, COLLIER, FL, more detail is as below. Place NPA (Numbering Plan Area) : 239 NXX (Local Number Prefix) : 203 City : NAPLES County : COLLIER State : FL (Florida) NXX Use Type : Landline NXX Intro Version : 2002-05-01 FIPS (Federal Information Processing Standards) : 12021 Rate Center : NAPLES ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 34112 Other Information NPANXX : 239203 County Population : 0 Switch CLLI (Common Language Location Identifier) : FTMYFL50DS0 MSA CBSA (Core Based Statistical Area) : Naples-Marco Island, FL MSA CBSA Code (Core Based Statistical Area) : 34940 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : HOSTING-NETWORK, INC. OCN (Operating Company Number) : 5750 Latitude : None Longitude : None ‹ previous : 239-202 next › : 239-203 Telephone Number List 239-203-0000 ~ 239-203-9999