| Area Code | Ratecenter | Tier |
|---|---|---|
| 401 | BLOCK IS | 1 |
| 401 | BRISTOL | 1 |
| 401 | CAROLINA | 1 |
| 401 | CENTREDALE | 1 |
| 401 | COVENTRY | 1 |
| 401 | CUMBLND HL | 1 |
| 401 | GREENWICH | 1 |
| 401 | HOPEVALLEY | 1 |
| 401 | JAMESTOWN | 1 |
| 401 | LTLCOMPTON | 1 |
| 401 | NARRAGNSTT | 1 |
| 401 | NEWPORT | 1 |
| 401 | NO KINGSTN | 1 |
| 401 | PASCOAG | 1 |
| 401 | PAWTUCKET | 1 |
| 401 | PORTSMOUTH | 1 |
| 401 | PROVIDENCE | 1 |
| 401 | SCITUATE | 1 |
| 401 | TIVERTON | 1 |
| 401 | W WARWICK | 1 |
| 401 | WARREN | 1 |
| 401 | WARWICK | 1 |
| 401 | WESTERLY | 1 |
| 401 | WGLOCESTER | 1 |
| 401 | WOONSOCKET | 1 |