| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Iradatnagar | city | State of Uttar Pradesh | India | 26.9827778 | 78.0508333 | 492 | 47604 |
| Iraiyanaraiyur | city | State of Tamil Nadu | India | 11.7166667 | 79.1833333 | 285 | 52850 |
| Iraiyur | city | State of Tamil Nadu | India | 11.8 | 79.2 | 298 | 55903 |
| Iraiyānāraiyūr | city | State of Tamil Nadu | India | 11.7166667 | 79.1833333 | 285 | 52850 |
| Iraiyūr | city | State of Tamil Nadu | India | 11.8 | 79.2 | 298 | 55903 |
| Irakam | city | | India | 13.5666667 | 80.1666667 | 3 | 2416 |
| Iredupalli | city | State of Andhra Pradesh | India | 17.7086111 | 78.4394444 | 2034 | 41410 |
| Irikkur | city | State of Kerala | India | 11.9666667 | 75.5666667 | 196 | 108991 |
| Irikkūr | city | State of Kerala | India | 11.9666667 | 75.5666667 | 196 | 108991 |
| Irimbranallur | city | State of Kerala | India | 10.5166667 | 76.1 | 85 | 176717 |
| Irimbranallūr | city | State of Kerala | India | 10.5166667 | 76.1 | 85 | 176717 |
| Iringal | city | State of Kerala | India | 11.5666667 | 75.6 | 3 | 104639 |
| Irinjalakuda | city | State of Kerala | India | 10.3333333 | 76.2333333 | 127 | 138760 |
| Irinjālakuda | city | State of Kerala | India | 10.3333333 | 76.2333333 | 127 | 138760 |
| Iritity | city | State of Kerala | India | 11.9666667 | 75.6666667 | 367 | 87983 |
| Iritti | city | State of Kerala | India | 11.9666667 | 75.6666667 | 367 | 87983 |
| Irpu | city | State of Karnataka | India | 11.9666667 | 75.9833333 | 3300 | 19782 |
| Irranapet | city | State of Andhra Pradesh | India | 17.8697222 | 78.9925 | 1587 | 27169 |
| Irrānāpet | city | State of Andhra Pradesh | India | 17.8697222 | 78.9925 | 1587 | 27169 |
| Irshadpur | city | State of Uttar Pradesh | India | 29.6330556 | 77.4661111 | 820 | 99308 |
| Irshādpur | city | State of Uttar Pradesh | India | 29.6330556 | 77.4661111 | 820 | 99308 |
| Irugur | city | State of Tamil Nadu | India | 11.0166667 | 77.0666667 | 1125 | 107208 |
| Irugūr | city | State of Tamil Nadu | India | 11.0166667 | 77.0666667 | 1125 | 107208 |
| Irumbedu | city | State of Tamil Nadu | India | 12.95 | 80.022222 | 75 | 78686 |
| Irumeni | city | State of Tamil Nadu | India | 9.3 | 79.0333333 | 26 | 25949 |
| Irundai | city | State of Tamil Nadu | India | 11.7666667 | 79.3833333 | 190 | 70400 |
| Irungattukottai | city | State of Tamil Nadu | India | 12.9963889 | 79.9908333 | 147 | 83049 |
| Irwa | city | State of Rajasthan | India | 26.8 | 74.2666667 | 1105 | 14959 |
| Irādatnagar | city | State of Uttar Pradesh | India | 26.9827778 | 78.0508333 | 492 | 47604 |
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