Linn County, IA Zip Code and Maps
Linn County has 21 zip codes. See all zip codes in List View or use the map below to review.
Linn County Zip Codes by Population
52402 40,02952302 38,34952403 22,84852411 7,25552233 7,02452214 3,35552328 2,71952336 2,43752401 2,12552341 1,22952202 94952219 199523445240652407524085240952410524975249852499