| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Poagville | city | Mississippi | United States | 34.68278 | -89.8625 | 318 | 2267 |
| Pocahontas | city | Mississippi | United States | 32.47417 | -90.28611 | 223 | 2476 |
| Point Harbor | city | Mississippi | United States | 33.58889 | -88.49667 | 170 | 7783 |
| Polkville | city | Mississippi | United States | 32.19361 | -89.6925 | 498 | 935 |
| Pollock historical | city | Mississippi | United States | 33.43611 | -90.60417 | 111 | 9104 |
| Pontotoc | city | Mississippi | United States | 34.24778 | -88.99861 | 446 | 5874 |
| Poolville | city | Mississippi | United States | 34.4675 | -89.12 | 347 | 2675 |
| Pope | city | Mississippi | United States | 34.215 | -89.94778 | 255 | 1927 |
| Popetown | city | Mississippi | United States | 30.70694 | -88.5625 | 98 | 2495 |
| Poplar Creek | city | Mississippi | United States | 33.35194 | -89.55556 | 400 | 896 |
| Poplar Springs | city | Mississippi | United States | 33.22667 | -89.97611 | 291 | 1279 |
| Poplar Springs | city | Mississippi | United States | 33.37972 | -89.56639 | 354 | 887 |
| Poplar Springs | city | Mississippi | United States | 32.3 | -89.08722 | 331 | 3722 |
| Poplar Springs | city | Mississippi | United States | 34.36333 | -88.895 | 515 | 2657 |
| Poplar Springs | city | Mississippi | United States | 34.06889 | -88.71889 | 269 | 3957 |
| Poplar Springs | city | Mississippi | United States | 32.40361 | -88.70194 | 400 | 35365 |
| Poplarville | city | Mississippi | United States | 30.84 | -89.53417 | 318 | 3892 |
| Popsons historical | city | Mississippi | United States | 34.005 | -90.46667 | 144 | 1323 |
| Port Anderson historical | city | Mississippi | United States | 33.52583 | -91.20167 | 98 | 724 |
| Port Gibson | city | Mississippi | United States | 31.96083 | -90.98389 | 118 | 2723 |
| Porters Chapel | city | Mississippi | United States | 32.29361 | -90.86139 | 144 | 24230 |
| Porterton | city | Mississippi | United States | 34.28806 | -89.45139 | 331 | 1316 |
| Porterville | city | Mississippi | United States | 32.68778 | -88.47222 | 193 | 649 |
| Possum Corner | city | Mississippi | United States | 31.35167 | -91.29972 | 150 | 1016 |
| Possum Trot | city | Mississippi | United States | 34.30222 | -89.08444 | 400 | 2063 |
| Possumneck | city | Mississippi | United States | 33.14111 | -89.74167 | 291 | 571 |
| Post Estates subdivision | city | Mississippi | United States | 34.25556 | -88.68222 | 308 | 20963 |
| Poticaw Landing | city | Mississippi | United States | 30.51167 | -88.61889 | 9 | 2444 |
| Potlockney | city | Mississippi | United States | 34.175 | -89.37361 | 498 | 1176 |
| Potts Camp | city | Mississippi | United States | 34.64611 | -89.30528 | 383 | 798 |
| Powell | city | Mississippi | United States | 34.485 | -90.52639 | 177 | 1020 |
| Powell Bayou subdivision | city | Mississippi | United States | 33.80139 | -90.52361 | 131 | 2074 |
| Powers | city | Mississippi | United States | 31.69778 | -89.06861 | 272 | 6795 |
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