Area Code 813 History:
Area code 813 was put into service. Area code 813 was created from a split of area code 305. In 1995 area code 813 was split to form area code 941. In 1998 area code 813 was split to form area code 727.
Counties in Florida within area code 813 include:
Hillsborough County, Pasco County, and Pinellas County.
Major cities or places in Florida within area code 813 include:
Area code 813 serves Tampa, and all of Hillsborough County, along with the surrounding suburbs including the larger cities and communities of Citrus Park, Egypt Lake, Greater Northdale, Lake Magdalene, Land O Lakes, Plant City, Tampa, Temple Terrace and Zephyrhills in addition to many smaller communities within the area code 813 service area.