| | Groton city | 0934180 | Southeastern Connecticut
Planning Region 09180 | CT | Norwich-New
London-Willimantic, CT 35980 | New
Haven-Hartford-Waterbury,
CT 405 | | https://maps.google.com/?q=Grotoncity+CT |
| | Groton Long Point borough | 0934460 | Southeastern Connecticut
Planning Region 09180 | CT | Norwich-New
London-Willimantic, CT 35980 | New
Haven-Hartford-Waterbury,
CT 405 | | https://maps.google.com/?q=GrotonLongPointborough+CT |
| | Jewett City borough | 0939940 | Southeastern Connecticut
Planning Region 09180 | CT | Norwich-New
London-Willimantic, CT 35980 | New
Haven-Hartford-Waterbury,
CT 405 | | https://maps.google.com/?q=JewettCityborough+CT |
| | New London city | 0952280 | Southeastern Connecticut
Planning Region 09180 | CT | Norwich-New
London-Willimantic, CT 35980 | New
Haven-Hartford-Waterbury,
CT 405 | Y | https://maps.google.com/?q=NewLondoncity+CT |
| | Norwich city | 0956200 | Southeastern Connecticut
Planning Region 09180 | CT | Norwich-New
London-Willimantic, CT 35980 | New
Haven-Hartford-Waterbury,
CT 405 | Y | https://maps.google.com/?q=Norwichcity+CT |
| | Stonington borough | 0973700 | Southeastern Connecticut
Planning Region 09180 | CT | Norwich-New
London-Willimantic, CT 35980 | New
Haven-Hartford-Waterbury,
CT 405 | | https://maps.google.com/?q=Stoningtonborough+CT |