1. United States Postal Service 3100 Cedar St, Muscatine, IA 52761 Coordinate: 41.43562,-91.0802 Phone: (800) 275-8777
2. US Post Office 510 E 6th St, Muscatine, IA 52761 Coordinate: 41.42684,-91.04365 Phone: (800) 275-8777