Iowa Area Code Information

Iowa Area Codes

Iowa is currently using five area codes. Iowa does not utilize any area code overlays

Iowa originally had three area codes, 319,515, and 712, when the numbering system was established in 1947. It was not until thirty three years later in 2000 that Iowa experienced sufficient growth in population and telephone use to need an additional area code. To meet this increase in demand there were two area code splits. One was in 2000 and the second in 2001.

Changes and History of Iowa Area Codes:

Area code 319 was put into service. In 2001 Area code 319 was split to form area code 563.

Area code 515 was put into service. In 2000 Area code 515 was split to form area code 641.

Area code 712 was put into service.

Area code 641 was put into service. Area code 641 was created from a split of area code 515.

Area code 563 was put into service. Area code 563 was created from a split of area code 319.

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