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Hamilton County Area Codes

About Hamilton County Area Codes

The county of Hamilton County, located in Indiana, is served by 1 telephone area code(s) in this dataset. These calling codes cover cities, suburbs, and unincorporated communities across the county.

Major phone area codes used in Hamilton County include 317. The county mainly follows the America/Indiana/Indianapolis time zone.

Cities and towns served by these area codes in Hamilton County include Carmel, Fishers, Noblesville.

List of Area Codes in Hamilton County, Indiana

The table below lists all telephone area codes used in Hamilton County, Indiana, along with their associated cities and time zones from this dataset.


S.N. Area Code Cities Time Zone(s)
1 317 Carmel, Fishers, Noblesville America/Indiana/Indianapolis


Related Area Code Pages

Explore related area code resources on Burning Compass:

  • All area codes in Indiana
  • Individual area code details are available from the table above.

County Area Codes in Indiana

  1. Allen County Area Codes
  2. Bartholomew County Area Codes
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