557 Area Code Phone Directory

Phone Prefixes in the 557 Area Code

(557) 2XX (557) 3XX (557) 4XX (557) 5XX (557) 6XX (557) 7XX (557) 8XX (557) 9XX

State: IA

Largest City in Area: DES MOINES

Area code (557) is in the state of IA. Below, are the major cities in the area code (557).

DES MOINES, IA (300)

IOWA CITY, IA (184)

CEDAR RAPIDS, IA (165)

DAVENPORT, IA (122)

AMES, IA (115)

WEST DES MOINES, IA (110)

SIOUX CITY, IA (105)

COUNCIL BLUFFS, IA (88)

FRESNO, CA (77)

HONOLULU, HI (58)