New Castle Post Office

Post office

305 S. 14th St., New Castle, IN 47362

Hours are not published. Call before you go.

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

Book at USPS Directions Facilities in New Castle Facilities in Indiana

New Castle Post Office accepts new U.S. passport applications in person in New Castle, IN. First-time and child visits are booked on the USPS scheduler. Search ZIP 47362. How to apply · How to renew