There are 8 zip codes in Newport County, Rhode Island. The most populated is 2840, located in Newport. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
0284023,847Newport
0287117,748Portsmouth
0284217,009Middletown
0287816,324Tiverton
028355,554Jamestown
028373,622Little Compton
028411,240Newport
0287298Prudence Island

Zip Codes in Newport County, Rhode Island by Population (2024)