1. The UPS Store 709 Plaza Dr, Chesterton, IN 46304 Coordinate: 41.61809,-87.0451 Phone: (219) 926-7600
2. United States Postal Service 1070 S Calumet Rd, Chesterton, IN 46304 Coordinate: 41.60031,-87.05006 Phone: (800) 275-8777