Area code 239 is a telephone area code in the North American Numbering Plan (NANP) for a large part of Southwestern Florida. The numbering plan area includes Lee and Collier counties, small parts of Hendry and Charlotte counties and the Everglades National Park in Mainland Monroe County. The area code was created on March 11, 2002, in an area code split in which the southern half of area code 941, from North Fort Myers, was renumbered with 239. A permissive dialing period ended on March 10, 2003. Service area Marco Island Fort Myers Cape Coral Naples Golden Gate City Golden Gate Estates Lehigh Acres North Fort Myers Estero Bonita Springs Saint James City Pine Island Sanibel Captiva Alva Immokalee See also List of Florida area codes List of North American Numbering Plan area codes References External links Florida's Area Code History Telecommunications-related introductions in 2003 239 239 2003 establishments in Florida