Linn County, Kansas, contains seven primary ZIP codes covering its various cities and rural areas.
ZIP Codes in Linn County, KS
- 66010: Blue Mound
- 66040: La Cygne / Linn Valley
- 66056: Mound City (County Seat)
- 66072: Parker
- 66075: Pleasanton (Largest City)
- 66767: Prescott