Zip Code ReportWinnebago County ZIP codes
Every ZIP code in Winnebago County, Illinois, with the city it serves. Open any one for a free neighborhood report.
27 ZIP codes · Winnebago County, IL · FIPS 17201
ZIP codes
27 in this county61016Cherry Valley61024Durand61063Pecatonica61072Rockton61073Roscoe61077Seward61079Shirland61080South Beloit61088Winnebago61101Rockford61102Rockford61103Rockford61104Rockford61105RockfordPO box61107Rockford61108Rockford61109Rockford61110RockfordPO box61111Loves Park61112Rockford61114Rockford61115Machesney Park61125RockfordPO box61126RockfordPO box61130Loves ParkPO box61131Loves ParkPO box61132Loves ParkPO box
7 of these ZIP codes route mail only. A PO-box or single-recipient ZIP has no residential area behind it, so neighborhood statistics can't be computed for it — those pages say so instead of showing numbers.