Lewiston

ZIP Code(s): 04240, 04241, 04243; County(s): Androscoggin;

Saco

ZIP Code(s): 04072; County(s): York;

Chisholm

ZIP Code(s): 04239; County(s): Franklin;

Brewer

ZIP Code(s): 04412; County(s): Penobscot;

Little Falls

ZIP Code(s): 04038, 04082; County(s): Cumberland;

Ellsworth

ZIP Code(s): 04605; County(s): Hancock;

Biddeford

ZIP Code(s): 04005, 04006, 04007; County(s): York;

York Harbor

ZIP Code(s): 03909, 03911; County(s): York;

Belfast

ZIP Code(s): 04915; County(s): Waldo;

Waterville

ZIP Code(s): 04901, 04903; County(s): Kennebec;

Old Town

ZIP Code(s): 04468, 04489; County(s): Penobscot;

Caribou

ZIP Code(s): 04736; County(s): Aroostook;