– phone area 319-442
📌Keystone, IA
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Area code 319-442 is assigned to Keystone, IA.

Main city: Keystone
Timezone: Central
Phone type: Landline
Operator: Keystone Farms Cooperative Telephone Company

Keystone, a city in Benton County, Iowa, United States. The population was 622 at the 2010 census. It is part of the Cedar Rapids Metropolitan Statistical Area. source

Area code 319 is a telephone area code for southeastern and east-central Iowa. The 319 area code was one of the assignments of area codes in 1947, and originally covered Iowa's eastern third. (The map to the right is clickable; click on any of the area codes on the map to go to the area code for that region.) source

Phone number full length is 10 digits: (319) 442-xxxx

International format length is 11 digits: +1 (319) 442-xxxx

Number can be also written as: 319-442, 319442, +1-319-442

Most requested numbers in the neighborhood:
319-442-0019, 319-442-5369, 319-442-6236, 319-442-7667, 319-442-6564