Municipality |
County |
Senate |
I |
Indian Island Voting | Penobscot | District 30 |
| Indian Purchase Twp | Penobscot | District 27 | |
| Indian Twp Voting | Washington | District 29 | |
| Industry | Franklin | District 18 | |
| Island Falls | Aroostook | District 34 | |
| Isle au Haut | Knox | District 28 | |
| Islesboro | Waldo | District 23 | |
J |
Jackman | Somerset | District 26 |
| Jackson | Waldo | District 23 | |
| Jay | Franklin | District 14 | |
| Jefferson | Lincoln | District 20 | |
| Jonesboro | Washington | District 29 | |
| Jonesport | Washington | District 29 | |
K |
Kenduskeag | Penobscot | District 33 |
| Kennebunk | York | District 04 | |
| Kennebunkport | York | District 04 | |
| Kents Hill | Kennebec | District 18 | |
| Kingfield | Franklin | District 18 | |
| Kingman Twp | Penobscot | District 30 | |
| Kingsbury Plt | Piscataquis | District 27 | |
| Kittery | York | District 01 | |
| Kittery Point | York | District 01 | |
| Knox | Waldo | District 23 | |
| Kossuth Twp | Washington | District 29 |