357 Area Code

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The 357 area code is NOT a valid area code. This area code is NOT officially assigned to a known Numbering Plan Area (NPA). The 357 area code is not assigned to a city/state location.

In most cases with invalid area codes like 357, tend to be used by phone numbers from telemarketing companies.

Last Searched Area Codes
Area CodeCity/State
812Columbus, Indiana
765Kingman, Indiana
605Dupree, South Dakota