| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Jaffarkhanpet | city | State of Tamil Nadu | India | 13.0277778 | 80.2155556 | 55 | 3419566 |
| Jagadapatnam | city | State of Tamil Nadu | India | 9.95 | 79.1833333 | 0 | 18196 |
| Jagadevi | city | State of Tamil Nadu | India | 12.4833333 | 78.3333333 | 1486 | 47710 |
| Jagadevipalaiyam | city | State of Tamil Nadu | India | 12.4833333 | 78.3333333 | 1486 | 47710 |
| Jagadevipālaiyam | city | State of Tamil Nadu | India | 12.4833333 | 78.3333333 | 1486 | 47710 |
| Jagadāpatnam | city | State of Tamil Nadu | India | 9.95 | 79.1833333 | 0 | 18196 |
| Jalakandapuram | city | State of Tamil Nadu | India | 11.7 | 77.8833333 | 882 | 76498 |
| Jalakandāpuram | city | State of Tamil Nadu | India | 11.7 | 77.8833333 | 882 | 76498 |
| Jalakantapuram | city | State of Tamil Nadu | India | 11.7 | 77.8833333 | 882 | 76498 |
| Jalarpet | city | State of Tamil Nadu | India | 12.5666667 | 78.5833333 | 1417 | 77657 |
| Jalārpet | city | State of Tamil Nadu | India | 12.5666667 | 78.5833333 | 1417 | 77657 |
| Jambuli | city | State of Tamil Nadu | India | 13.1377778 | 80.2383333 | 42 | 1705808 |
| Jawaharnagar | city | State of Tamil Nadu | India | 13.1108333 | 80.2275 | 45 | 3452002 |
| Jayamkondacholapuram | city | State of Tamil Nadu | India | 11.2166667 | 79.3666667 | 216 | 61579 |
| Jayankondacholpuram | city | State of Tamil Nadu | India | 11.2166667 | 79.3666667 | 216 | 61579 |
| Jeeva Nagar North | city | State of Tamil Nadu | India | 13.1383333 | 80.2930556 | 55 | 897075 |
| Jeeva Nagar South | city | State of Tamil Nadu | India | 13.1338889 | 80.2919444 | 3 | 897075 |
| Jolarpettai | city | State of Tamil Nadu | India | 12.5666667 | 78.5833333 | 1417 | 77657 |
| Jolārpettai | city | State of Tamil Nadu | India | 12.5666667 | 78.5833333 | 1417 | 77657 |
| Juindy | city | State of Tamil Nadu | India | 13.080556 | 80.2194444 | 52 | 4338523 |
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