Polk County, IA Zip Code and Maps
Polk County has 66 zip codes. See all zip codes in List View or use the map below to review.
Polk County Zip Codes by Population
50315 36,27050317 35,94450322 31,48450310 30,50650023 29,89550021 23,43550131 19,03350313 17,52650009 17,08350316 17,06050311 15,24150312 15,13850314 11,76550327 10,72750321 8,35750035 5,63950309 5,62250073 1,06950007 68150032 26750243 185503015030250303503045030550306503075030850318503195032850329503305033150332503335033450335503365033950340503595036050361503625036350364503675036850369503805038150391503925039350394503955039650398509365094050947509505098050981