1. US Post Office 815 S Randall Rd, Elgin, IL 60123 Coordinate: 42.01307,-88.33622 Phone: (800) 275-8777
2. United States Postal Service 202 S Randall Rd Unit B, Elgin, IL 60123 Coordinate: 42.02785,-88.34025 Phone: (800) 275-8777