| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Packard Landing | city | Maine | United States | 45.30 | -69.33 | 318 | |
| Packards | city | Maine | United States | 45.48 | -68.94 | 830 | |
| Paine Corner | city | Maine | United States | 44.16 | -70.43 | 830 | |
| Paines Corner | city | Maine | United States | 44.51 | -69.57 | 200 | |
| Palermo | city | Maine | United States | 44.41 | -69.47 | 406 | |
| Palmyra | city | Maine | United States | 44.85 | -69.36 | 295 | |
| Parent | city | Maine | United States | 47.23 | -68.03 | 830 | |
| Paris | city | Maine | United States | 44.26 | -70.50 | 830 | |
| Parker Head | city | Maine | United States | 43.78 | -69.80 | 3 | |
| Parkers | city | Maine | United States | 45.19 | -68.90 | 298 | |
| Parkhurst | city | Maine | United States | 46.75 | -67.96 | 830 | |
| Parkman | city | Maine | United States | 45.13 | -69.43 | 830 | |
| Parrot | city | Maine | United States | 45.26 | -69.55 | 859 | |
| Parson Landing | city | Maine | United States | 45.26 | -69.19 | 830 | |
| Parsonage Corner | city | Maine | United States | 43.31 | -70.69 | 147 | |
| Parsonsfield | city | Maine | United States | 43.73 | -70.93 | 830 | |
| Passadumkeag | city | Maine | United States | 45.19 | -68.62 | 147 | |
| Pattee Corner | city | Maine | United States | 44.59 | -69.08 | 347 | |
| Patten | city | Maine | United States | 46.00 | -68.45 | 830 | |
| Patten Junction | city | Maine | United States | 45.91 | -68.41 | 830 | |
| Pauls | city | Maine | United States | 46.85 | -68.05 | 830 | |
| Pauls Corner | city | Maine | United States | 44.38 | -69.22 | 255 | |
| Payneton | city | Maine | United States | 43.18 | -70.73 | 39 | |
| Payson Corner | city | Maine | United States | 44.25 | -69.15 | 830 | |
| Pea Cove | city | Maine | United States | 44.99 | -68.69 | 121 | |
| Pea Ridge | city | Maine | United States | 45.42 | -68.52 | 200 | |
| Peaks Island | city | Maine | United States | 43.66 | -70.20 | 19 | |
| Pease Corner | city | Maine | United States | 44.80 | -69.96 | 410 | |
| Pease Corner | city | Maine | United States | 44.28 | -69.29 | 285 | |
| Pejepscot | city | Maine | United States | 43.96 | -70.02 | 200 | |
| Pelton Hill | city | Maine | United States | 44.32 | -69.83 | 301 | |
| Pemaquid | city | Maine | United States | 43.91 | -69.52 | 16 | |
| Pemaquid (historical) | city | Maine | United States | 43.91 | -69.52 | 16 | |
| Pemaquid Beach | city | Maine | United States | 43.87 | -69.52 | 0 | |
| Pemaquid Harbor | city | Maine | United States | 43.89 | -69.52 | 104 | |
| Pemaquid Point | city | Maine | United States | 43.84 | -69.51 | 0 | |
| Pembroke | city | Maine | United States | 44.95 | -67.16 | 95 | |
| Penley Corner | city | Maine | United States | 44.05 | -70.20 | 200 | |
| Pennellville | city | Maine | United States | 43.86 | -69.96 | 0 | |
| Penobscot | city | Maine | United States | 44.46 | -68.71 | 75 | |
| Penobscot (historical) | city | Maine | United States | 44.39 | -68.80 | 6 | |
| Perham | city | Maine | United States | 46.84 | -68.20 | 830 | |
| Perham Junction | city | Maine | United States | 44.92 | -70.41 | 1669 | |
| Perkins | city | Maine | United States | 45.61 | -68.82 | 830 | |
| Perkins Town | city | Maine | United States | 43.34 | -70.70 | 213 | |
| Perry | city | Maine | United States | 44.98 | -67.08 | 22 | |
| Perry Cove | city | Maine | United States | 43.84 | -69.84 | 98 | |
| Perrys Corner | city | Maine | United States | 43.70 | -70.82 | 830 | |
| Peru | city | Maine | United States | 44.51 | -70.41 | 400 | |
| Peter Dana Point | city | Maine | United States | 45.21 | -67.63 | 200 | |
| Phair | city | Maine | United States | 46.63 | -67.95 | 830 | |
| Phillips | city | Maine | United States | 44.82 | -70.34 | 830 | |
| Phillips Corner | city | Maine | United States | 44.81 | -69.44 | 374 | |
| Phippsburg | city | Maine | United States | 43.82 | -69.81 | 42 | |
| Pierre | city | Maine | United States | 47.23 | -68.67 | 830 | |
| Pigeon Hill | city | Maine | United States | 44.44 | -67.89 | 16 | |
| Pike Corner | city | Maine | United States | 43.98 | -70.52 | 830 | |
| Pine Cliff | city | Maine | United States | 43.83 | -69.65 | 0 | |
| Pine Corner | city | Maine | United States | 45.00 | -67.29 | 236 | |
| Pine Hill | city | Maine | United States | 43.23 | -70.60 | 98 | |
| Pine Knoll | city | Maine | United States | 46.18 | -69.02 | 935 | |
| Pine Park | city | Maine | United States | 43.51 | -70.41 | 29 | |
| Pine Point | city | Maine | United States | 43.54 | -70.34 | 0 | |
| Pine Point Beach | city | Maine | United States | 43.54 | -70.33 | 0 | |
| Pingree Center | city | Maine | United States | 45.11 | -69.45 | 830 | |
| Pishon Ferry | city | Maine | United States | 44.69 | -69.63 | 196 | |
| Pitmans Corner | city | Maine | United States | 44.31 | -69.24 | 295 | |
| Pittsfield | city | Maine | United States | 44.78 | -69.38 | 200 | |
| Pittston | city | Maine | United States | 44.22 | -69.76 | 98 | |
| Plaisted | city | Maine | United States | 47.10 | -68.59 | 830 | |
| Pleasant Hill | city | Maine | United States | 43.59 | -70.30 | 52 | |
| Pleasant Hill | city | Maine | United States | 43.87 | -70.07 | 108 | |
| Pleasant Hill | city | Maine | United States | 43.71 | -70.27 | 98 | |
| Pleasant Island | city | Maine | United States | 45.00 | -70.84 | 1669 | |
| Pleasant Point | city | Maine | United States | 43.97 | -69.28 | 3 | |
| Pleasant Point | city | Maine | United States | 44.96 | -67.04 | 3 | |
| Pleasant Pond | city | Maine | United States | 45.26 | -69.94 | 1669 | |
| Pleasant Vale Corner | city | Maine | United States | 44.93 | -69.30 | 249 | |
| Pleasantdale | city | Maine | United States | 43.63 | -70.27 | 22 | |
| Plourde Mill | city | Maine | United States | 47.17 | -68.62 | 830 | |
| Plummer Corner | city | Maine | United States | 44.78 | -69.29 | 249 | |
| Plummer Landing | city | Maine | United States | 44.06 | -70.68 | 269 | |
| Plummer Mill | city | Maine | United States | 43.98 | -70.10 | 134 | |
| Plymouth | city | Maine | United States | 44.77 | -69.21 | 265 | |
| Poland | city | Maine | United States | 44.06 | -70.39 | 400 | |
| Poland Spring | city | Maine | United States | 44.03 | -70.36 | 403 | |
| Polands Corner | city | Maine | United States | 44.47 | -69.26 | 830 | |
| Ponce Landing | city | Maine | United States | 43.69 | -70.17 | 32 | |
| Pond Cove | city | Maine | United States | 43.60 | -70.23 | 16 | |
| Pools Landing | city | Maine | United States | 43.94 | -69.59 | 3 | |
| Poors Mill | city | Maine | United States | 44.43 | -69.10 | 200 | |
| Popeville | city | Maine | United States | 43.78 | -70.42 | 226 | |
| Popham Beach | city | Maine | United States | 43.75 | -69.78 | 3 | |
| Poplar Ripps | city | Maine | United States | 45.70 | -69.87 | 1085 | |
| Port Clyde | city | Maine | United States | 43.93 | -69.25 | 0 | |
| Portage | city | Maine | United States | 46.76 | -68.48 | 830 | |
| Porter | city | Maine | United States | 43.80 | -70.93 | 830 | |
| Porter Landing | city | Maine | United States | 43.84 | -70.10 | 3 | |
| Porterfield | city | Maine | United States | 43.88 | -70.91 | 830 | |
| Portland | city | Maine | United States | 43.66 | -70.26 | 13 | |
| Portland i Maine | city | Maine | United States | 43.66 | -70.26 | 13 | |
| Portlandia | city | Maine | United States | 43.66 | -70.26 | 13 | |
| Powers Corner | city | Maine | United States | 46.67 | -67.85 | 830 | |
| Pownal Center | city | Maine | United States | 43.89 | -70.19 | 104 | |
| Prairie | city | Maine | United States | 45.41 | -69.06 | 396 | |
| Pratt Corner | city | Maine | United States | 44.16 | -70.44 | 830 | |
| Preble Corner | city | Maine | United States | 45.05 | -69.21 | 830 | |
| Prentiss | city | Maine | United States | 45.49 | -68.08 | 830 | |
| Presque Isle | city | Maine | United States | 46.68 | -68.02 | 830 | |
| Presque Isle Junction | city | Maine | United States | 46.71 | -68.03 | 830 | |
| Pretty Marsh | city | Maine | United States | 44.34 | -68.40 | 121 | |
| Pride | city | Maine | United States | 46.35 | -68.27 | 830 | |
| Prides Corner | city | Maine | United States | 43.71 | -70.33 | 95 | |
| Princeton | city | Maine | United States | 45.22 | -67.57 | 213 | |
| Pripet | city | Maine | United States | 44.37 | -68.87 | 19 | |
| Proctors Corner | city | Maine | United States | 44.30 | -69.29 | 252 | |
| Promised Land | city | Maine | United States | 44.07 | -70.44 | 400 | |
| Prospect | city | Maine | United States | 44.55 | -68.86 | 88 | |
| Prospect Ferry | city | Maine | United States | 44.57 | -68.81 | 98 | |
| Prospect Harbor | city | Maine | United States | 44.41 | -68.03 | 9 | |
| Prouts Neck | city | Maine | United States | 43.53 | -70.31 | 0 | |
| Pulpit Harbor | city | Maine | United States | 44.16 | -68.88 | 6 | |
| Purgatory | city | Maine | United States | 44.22 | -69.93 | 170 | |
| Pushaw | city | Maine | United States | 44.96 | -68.71 | 150 |