what state is area code 483
The 483 area code is NOT a valid area code. This area code is NOT officially assigned to a known Numbering Plan Area (NPA).The 483 area code is not assigned to a city/state location. In most cases with invalid area codes like 483, tend to be used by phone numbers from telemarketing companies.he 483 area code is NOT a valid area code. This area code is NOT officially assigned to a known Numbering Plan Area (NPA).