USPS - Postal Service in Clayton - Locations & Hours
| Name | Address | Phone | |
|---|---|---|---|
| USPS - Post Office - Clayton | 12 Railroad Ave | 302-653-7376 | |
| USPS Mail Collection/Drop Box - 12 Railroad St | 12 Railroad St | ||
| Name | Address | Phone | |
|---|---|---|---|
| USPS - Post Office - Clayton | 12 Railroad Ave | 302-653-7376 | |
| USPS Mail Collection/Drop Box - 12 Railroad St | 12 Railroad St | ||