Post Offices List in Westerly City, Rhode Island:
| High St Post Office | 5 High St, Westerly, RI 02891 |
| Westerly Post Office | 110 Tom Harvey Rd, Westerly, RI 02891 |
| High St Post Office | 5 High St, Westerly, RI 02891 |
| Westerly Post Office | 110 Tom Harvey Rd, Westerly, RI 02891 |