| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| KJAC (JACKSON HOLE) | airport | United States | 43.61 | -110.74 | 6451 | 0 | |
| KJAN (JACKSON EVERS INTL) | airport | United States | 32.31 | -90.08 | 346 | 0 | |
| KJAX (JACKSONVILLE INTL) | airport | United States | 30.49 | -81.69 | 30 | 0 | |
| KJBR (JONESBORO MUNI) | airport | United States | 35.83 | -90.65 | 262 | 0 | |
| KJFK (JOHN F KENNEDY INTL) | airport | United States | 40.64 | -73.78 | 13 | 0 | |
| KJLN (JOPLIN RGNL) | airport | United States | 37.15 | -94.50 | 981 | 0 | |
| KJMS (JAMESTOWN RGNL) | airport | United States | 46.93 | -98.68 | 1498 | 0 | |
| KJST (JOHN MURTHA JOHNSTOWN CAMBRIA CO) | airport | United States | 40.32 | -78.83 | 2284 | 0 | |
| KJXN (JACKSON CO REYNOLDS FLD) | airport | United States | 42.26 | -84.46 | 1001 | 0 | |
| KJirksey | city | Mississippi | United States | 34.51 | -90.18 | 298 |