| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Jachal | city | Provincia de San Juan | Argentina | -30.24 | -68.75 | 3792 | 9110 |
| Jachal Airport | airport | Argentina | -30.25 | -68.74 | 3790 | 0 | |
| Jacinto Arauz | city | Provincia de La Pampa | Argentina | -38.07 | -63.43 | 469 | 1317 |
| Jacinto Arauz Airport | airport | Argentina | -38.07 | -63.43 | 524 | 0 | |
| Jacinto L. Arauz | city | Provincia de Santa Fe | Argentina | -30.73 | -60.97 | 82 | 446 |
| Jaguel Amarillo | city | Provincia de Mendoza | Argentina | -36.10 | -69.35 | 6085 | 0 |
| Jaguel de la Chilca | city | Provincia de Mendoza | Argentina | -36.75 | -69.00 | 4002 | 0 |
| Jaguel del Mayo | city | Provincia de Mendoza | Argentina | -37.10 | -68.30 | 2562 | 0 |
| Jaguelito | city | Provincia de San Juan | Argentina | -29.75 | -69.62 | 14058 | 0 |
| Jagüel | city | Provincia de La Rioja | Argentina | -28.63 | -68.40 | 6085 | 2574 |
| Jagüel de Maya | city | Provincia de Mendoza | Argentina | -37.10 | -68.30 | 2562 | 0 |
| Jagüel de Seijares | city | Provincia de La Pampa | Argentina | -38.02 | -67.33 | 1184 | 0 |
| Jagüel de las Chilcas | city | Provincia de Mendoza | Argentina | -36.75 | -69.00 | 4002 | 0 |
| Jagüé | city | Provincia de La Rioja | Argentina | -28.63 | -68.40 | 6085 | 2574 |
| Jaime Perez | city | Provincia de Cordoba | Argentina | -30.42 | -64.53 | 1794 | 298 |
| Jaime Peter | city | Provincia de Cordoba | Argentina | -30.42 | -64.53 | 1794 | 298 |
| Jaime Prats | city | Provincia de Mendoza | Argentina | -34.90 | -67.80 | 1607 | 1082 |
| James Craik | city | Provincia de Cordoba | Argentina | -32.15 | -63.47 | 770 | 4672 |
| Janimas | city | Provincia de Tucuman | Argentina | -27.65 | -65.65 | 1269 | 1560 |
| Janta | city | Provincia de Santiago del Estero | Argentina | -27.78 | -64.00 | 544 | 1656 |
| Jaqüé | city | Provincia de La Rioja | Argentina | -28.63 | -68.40 | 6085 | 2574 |
| Jaramillo | city | Provincia de Santa Cruz | Argentina | -47.18 | -67.15 | 623 | 1469 |
| Jaramillo | city | Provincia del Chubut | Argentina | -43.82 | -71.20 | 2910 | 0 |
| Jardin De America Airport | airport | Argentina | -27.03 | -55.20 | 672 | 0 | |
| Jardon | city | Provincia de La Pampa | Argentina | -35.05 | -64.70 | 682 | 3143 |
| Jardín América | city | Provincia de Misiones | Argentina | -27.05 | -55.23 | 685 | 19188 |
| Jarill | city | Provincia de La Rioja | Argentina | -31.45 | -66.38 | 1912 | 0 |
| Jarilla | city | Provincia de San Luis | Argentina | -33.40 | -67.03 | 1791 | 1494 |
| Jarillito | city | Provincia de San Juan | Argentina | -29.15 | -69.07 | 10016 | 0 |
| Jarillito | city | Provincia de San Juan | Argentina | -29.25 | -69.53 | 13110 | 0 |
| Jarimana | city | Provincia de Salta | Argentina | -25.98 | -66.45 | 12621 | 16 |
| Jarrillas | city | Provincia de Buenos Aires | Argentina | -40.30 | -62.77 | 154 | 0 |
| Jasimana | city | Provincia de Salta | Argentina | -25.98 | -66.45 | 12621 | 16 |
| Jatán | city | Provincia de Cordoba | Argentina | -31.48 | -65.53 | 977 | 149 |