| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Packing House Corner | city | Delaware | United States | 38.47 | -75.67 | 29 | |
| Paden Corner | city | Delaware | United States | 39.16 | -75.61 | 49 | |
| Padens Corner Mobile Home Park | city | Delaware | United States | 39.16 | -75.62 | 49 | |
| Palm Springs Manor | city | Delaware | United States | 39.64 | -75.79 | 141 | |
| Palmer Park | city | Delaware | United States | 39.10 | -75.54 | 19 | |
| Paris Villa | city | Delaware | United States | 39.06 | -75.53 | 19 | |
| Paris Woods | city | Delaware | United States | 38.96 | -75.52 | 39 | |
| Parkridge at Bellevue | city | Delaware | United States | 39.77 | -75.49 | 0 | |
| Parkside | city | Delaware | United States | 39.56 | -75.70 | 49 | |
| Parkwood | city | Delaware | United States | 39.75 | -75.65 | 134 | |
| Patterson Place Mobile Home Park | city | Delaware | United States | 38.65 | -75.26 | 32 | |
| Patty Cannon Estates | city | Delaware | United States | 38.59 | -75.64 | 16 | |
| Pearson Grove | city | Delaware | United States | 39.23 | -75.75 | 49 | |
| Pearsons Corner | city | Delaware | United States | 39.15 | -75.65 | 49 | |
| Peikin Park | city | Delaware | United States | 39.70 | -75.69 | 72 | |
| Pembrey | city | Delaware | United States | 39.81 | -75.53 | 301 | |
| Penarth | city | Delaware | United States | 39.81 | -75.52 | 298 | |
| Pencader | city | Delaware | United States | 39.67 | -75.74 | 98 | |
| Pencader Farms | city | Delaware | United States | 39.57 | -75.76 | 49 | |
| Pencader Village | city | Delaware | United States | 39.63 | -75.75 | 75 | |
| Pendrew Manor | city | Delaware | United States | 39.72 | -75.67 | 72 | |
| Pendrew Manor | city | Delaware | United States | 39.72 | -75.66 | 72 | |
| Penn Acres | city | Delaware | United States | 39.68 | -75.58 | 49 | |
| Penn Acres South | city | Delaware | United States | 39.67 | -75.59 | 39 | |
| Penn Rose | city | Delaware | United States | 39.76 | -75.52 | 52 | |
| Pennington | city | Delaware | United States | 39.83 | -75.51 | 351 | |
| Pennington Farm | city | Delaware | United States | 39.83 | -75.51 | 298 | |
| Pennock | city | Delaware | United States | 39.71 | -75.69 | 75 | |
| Pennwood | city | Delaware | United States | 39.13 | -75.51 | 9 | |
| Pennwood | city | Delaware | United States | 39.12 | -75.51 | 9 | |
| Penny Acres | city | Delaware | United States | 39.76 | -75.52 | 98 | |
| Pennyhill | city | Delaware | United States | 39.77 | -75.51 | 98 | |
| Pennyhill Terrace | city | Delaware | United States | 39.76 | -75.51 | 134 | |
| Penrock | city | Delaware | United States | 39.79 | -75.49 | 59 | |
| Pentland | city | Delaware | United States | 39.82 | -75.63 | 351 | |
| Pepper | city | Delaware | United States | 38.54 | -75.48 | 32 | |
| Pepper Ridge | city | Delaware | United States | 39.74 | -75.71 | 206 | |
| Pepper Ridge Mobile Home Park | city | Delaware | United States | 38.50 | -75.22 | 36 | |
| Pepperbox | city | Delaware | United States | 38.50 | -75.44 | 49 | |
| Peppers Landing | city | Delaware | United States | 38.48 | -75.08 | 19 | |
| Persimmon Park Place | city | Delaware | United States | 39.19 | -75.52 | 3 | |
| Perth | city | Delaware | United States | 39.80 | -75.52 | 278 | |
| Petersburg | city | Delaware | United States | 39.05 | -75.65 | 49 | |
| Pharsalia | city | Delaware | United States | 39.12 | -75.55 | 19 | |
| Pheasant Point II | city | Delaware | United States | 39.27 | -75.64 | 49 | |
| Phil Mar Estates | city | Delaware | United States | 38.71 | -75.10 | 13 | |
| Phillips Heights | city | Delaware | United States | 39.77 | -75.51 | 134 | |
| Phillips Hill | city | Delaware | United States | 38.57 | -75.33 | 29 | |
| Pickwick Acres | city | Delaware | United States | 39.03 | -75.53 | 29 | |
| Piermont Woods | city | Delaware | United States | 39.65 | -75.71 | 49 | |
| Pierson Farms | city | Delaware | United States | 39.81 | -75.54 | 308 | |
| Pigeon Run | city | Delaware | United States | 39.63 | -75.65 | 49 | |
| Pike Creek | city | Delaware | United States | 39.73 | -75.70 | 200 | |
| Pike Creek Valley | city | Delaware | United States | 39.74 | -75.70 | 200 | |
| Pilottown | city | Delaware | United States | 38.78 | -75.15 | 3 | |
| Pine Grove | city | Delaware | United States | 38.54 | -75.12 | 13 | |
| Pine Lake Development | city | Delaware | United States | 38.67 | -75.29 | 29 | |
| Pine Lodge Addition | city | Delaware | United States | 38.59 | -75.31 | 22 | |
| Pine Manor Estates | city | Delaware | United States | 38.52 | -75.13 | 19 | |
| Pine Ridge | city | Delaware | United States | 38.94 | -75.54 | 49 | |
| Pine Swamp Corner | city | Delaware | United States | 39.68 | -75.68 | 49 | |
| Pine Tree Corners | city | Delaware | United States | 39.41 | -75.66 | 49 | |
| Pine Valley Farms | city | Delaware | United States | 39.52 | -75.63 | 49 | |
| Pine Valley Mobile Home Park | city | Delaware | United States | 38.73 | -75.13 | 29 | |
| Pine Water Farm | city | Delaware | United States | 38.66 | -75.18 | 3 | |
| Pine Water Landing | city | Delaware | United States | 38.66 | -75.17 | 3 | |
| Pinecrest | city | Delaware | United States | 39.71 | -75.67 | 72 | |
| Pinepoint Mobile Home Park | city | Delaware | United States | 38.60 | -75.22 | 3 | |
| Pinetown | city | Delaware | United States | 38.75 | -75.22 | 19 | |
| Pinewood Acres Mobile Home Park | city | Delaware | United States | 39.21 | -75.58 | 9 | |
| Piney Glade | city | Delaware | United States | 38.73 | -75.12 | 29 | |
| Piney Grove | city | Delaware | United States | 38.63 | -75.39 | 42 | |
| Piney Grove Manor | city | Delaware | United States | 38.64 | -75.37 | 39 | |
| Piney Point | city | Delaware | United States | 38.56 | -75.09 | 3 | |
| Plantation Crossing | city | Delaware | United States | 39.28 | -75.67 | 45 | |
| Plantation Park II Mobile Home Park | city | Delaware | United States | 38.51 | -75.11 | 19 | |
| Planters Woods | city | Delaware | United States | 39.18 | -75.60 | 49 | |
| Pleasant Hill | city | Delaware | United States | 39.74 | -75.73 | 209 | |
| Pleasant Hill | city | Delaware | United States | 39.10 | -75.52 | 9 | |
| Pleasant Hills | city | Delaware | United States | 39.71 | -75.62 | 52 | |
| Pleasant Woods | city | Delaware | United States | 38.94 | -75.50 | 49 | |
| Pleasanton Acres | city | Delaware | United States | 39.20 | -75.50 | 3 | |
| Pleasantville | city | Delaware | United States | 39.66 | -75.63 | 49 | |
| Plum Run | city | Delaware | United States | 39.73 | -75.70 | 200 | |
| Plymouth | city | Delaware | United States | 39.03 | -75.56 | 49 | |
| Point Breeze | city | Delaware | United States | 39.38 | -75.66 | 49 | |
| Pond Acres | city | Delaware | United States | 38.55 | -75.07 | 9 | |
| Pondside Acres | city | Delaware | United States | 38.86 | -75.40 | 32 | |
| Port Mahon | city | Delaware | United States | 39.19 | -75.40 | 0 | |
| Port Penn | city | Delaware | United States | 39.52 | -75.58 | 0 | |
| Porter | city | Delaware | United States | 39.60 | -75.69 | 49 | |
| Porter Square | city | Delaware | United States | 39.59 | -75.72 | 49 | |
| Portsville | city | Delaware | United States | 38.56 | -75.63 | 19 | |
| Postles Corner | city | Delaware | United States | 39.13 | -75.45 | 3 | |
| Pot Nets West | city | Delaware | United States | 38.62 | -75.17 | 16 | |
| Pots Nets North Mobile Home Park | city | Delaware | United States | 38.63 | -75.15 | 6 | |
| Powelton | city | Delaware | United States | 38.89 | -75.58 | 55 | |
| Presidential Courts | city | Delaware | United States | 39.16 | -75.55 | 42 | |
| Prices Corner | city | Delaware | United States | 39.74 | -75.62 | 88 | |
| Primehook Beach | city | Delaware | United States | 38.86 | -75.24 | 3 | |
| Prince George Acres | city | Delaware | United States | 38.55 | -75.23 | 26 | |
| Princeton Estates | city | Delaware | United States | 39.82 | -75.46 | 98 | |
| Princeton Wood II | city | Delaware | United States | 39.64 | -75.66 | 49 | |
| Probst Mobile Home Park | city | Delaware | United States | 39.11 | -75.64 | 49 | |
| Pusey Crossroads | city | Delaware | United States | 38.56 | -75.41 | 49 | |
| Pusey Development | city | Delaware | United States | 38.55 | -75.58 | 19 |