Knox Post Office

Post office

205 W. Washington St., Knox, IN 46534

(574) 772-3822

limited hours due to shortage of agents per ASF status verification

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Knox Facilities in Indiana

Knox Post Office accepts new U.S. passport applications in person in Knox, IN. First-time and child visits are booked on the USPS scheduler. Search ZIP 46534. How to apply · How to renew