Post Offices List in Mayaguez City, Puerto Rico:
| Mayaguez Post Office | 60 Calle Mckinley W, Mayaguez, PR 00680 |
| Marina Post Office | 270 Calle De La Candelaria, Mayaguez, PR 00682 |
| Mayaguez Post Office | 60 Calle Mckinley W, Mayaguez, PR 00680 |
| Marina Post Office | 270 Calle De La Candelaria, Mayaguez, PR 00682 |