| District of Rhode Island area codes: 401 | |
|---|---|
| Country | United States |
| State/Province | Rhode Island |
| Major City | Providence |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 401-226 | Providence | Providence, RI | Omnipoint Miami E License |
| 401-227 | Providence | Providence, RI | Mcimetro Access Transmission Services LLC |
| 401-228 | Providence | Providence, RI | Mcimetro Access Transmission Services LLC |
| 401-229 | Providence | Providence, RI | Mcimetro Access Transmission Services LLC |
| 401-230 | Providence | Providence, RI | Broadview Networks |
| 401-231 | Providence | Providence, RI | Verizon New England Inc. |
| 401-232 | Providence | Providence, RI | Verizon New England Inc. |
| 401-233 | Providence | Providence, RI | Verizon New England Inc. |
| 401-234 | Providence | Providence, RI | Mcimetro Access Transmission Services LLC |
| 401-235 | Providence | Woonsocket, RI | Verizon New England Inc. |
| 401-236 | Newport | Newport, RI | Teleport Communications America |
| 401-237 | Providence | Providence, RI | Teleport Communications America |
| 401-238 | Washington | Carolina, RI | Global Naps |
| 401-239 | Newport | Newport, RI | Level 3 Communications |
| 401-241 | Providence | Providence, RI | Omnipoint Miami E License |
| 401-243 | Providence | Providence, RI | Verizon New England Inc. |
| 401-244 | Providence | Providence, RI | Teleport Communications America |
| 401-245 | Bristol | Warren, RI | Verizon New England Inc. |
| 401-246 | Providence | Riverside, RI | Verizon New England Inc. |
| 401-247 | Bristol | Warren, RI | Verizon New England Inc. |
There are 529 prefixes, In the code area, the major cities are Bristol, RI;Cranston, RI;East Providence, RI;Newpo. The major city is Providence.