| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Adamsville, Newport | 02801 |
| Postal/ZIP Codes in Jamestown, Newport | 02835 |
| Postal/ZIP Codes in Little Compton, Newport | 02837 |
| Postal/ZIP Codes in Middletown, Newport | 02842 |
| Postal/ZIP Codes in Newport, Newport | 02840, 02841 |
| Postal/ZIP Codes in Portsmouth, Newport | 02871 |
| Postal/ZIP Codes in Prudence Island, Newport | 02872 |
| Postal/ZIP Codes in Tiverton, Newport | 02878 |