| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| I.M.S.S. | city | Chiapas | Mexico | 14.92 | -92.27 | 830 | 37427 |
| Ibarra | city | Chiapas | Mexico | 16.60 | -91.46 | 2765 | 1490 |
| Ibarra | city | Chiapas | Mexico | 15.34 | -92.95 | 65 | 2086 |
| Ibestic | city | Chiapas | Mexico | 16.69 | -92.80 | 5062 | 9712 |
| Icalumtic | city | Chiapas | Mexico | 16.87 | -92.66 | 6233 | 14418 |
| Icbatil | city | Chiapas | Mexico | 17.15 | -92.03 | 2509 | 6258 |
| Idalia | city | Chiapas | Mexico | 15.45 | -93.10 | 9 | 2214 |
| Idamia | city | Chiapas | Mexico | 15.44 | -92.57 | 3349 | 10676 |
| Iglesia Vieja | city | Chiapas | Mexico | 16.82 | -93.05 | 4580 | 79983 |
| Iglesia Vieja | city | Chiapas | Mexico | 16.88 | -92.90 | 4189 | 10720 |
| Ignacio Allende | city | Chiapas | Mexico | 17.72 | -93.35 | 193 | 993 |
| Ignacio Allende | city | Chiapas | Mexico | 17.25 | -92.15 | 1669 | 6858 |
| Ignacio Allende | city | Chiapas | Mexico | 15.98 | -93.91 | 0 | 0 |
| Ignacio Allende | city | Chiapas | Mexico | 16.53 | -92.99 | 1669 | 1459 |
| Ignacio Allende | city | Chiapas | Mexico | 16.32 | -91.88 | 5029 | 5692 |
| Ignacio Allende | city | Chiapas | Mexico | 17.60 | -93.00 | 196 | 9903 |
| Ignacio Allende | city | Chiapas | Mexico | 17.56 | -92.97 | 255 | 19445 |
| Ignacio Allende | city | Chiapas | Mexico | 17.45 | -92.11 | 2608 | 4026 |
| Ignacio Allende | city | Chiapas | Mexico | 15.22 | -92.84 | 26 | 5404 |
| Ignacio López Rayón | city | Chiapas | Mexico | 14.62 | -92.19 | 39 | 15031 |
| Ignacio Perez Rayon | city | Chiapas | Mexico | 14.62 | -92.19 | 39 | 15031 |
| Ignacio Ramirez | city | Chiapas | Mexico | 16.15 | -93.83 | 236 | 2982 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 16.03 | -92.59 | 1702 | 824 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 14.74 | -92.17 | 127 | 16562 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 17.53 | -93.33 | 321 | 2650 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 17.79 | -91.99 | 95 | 2932 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 17.41 | -92.03 | 1151 | 3878 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 17.06 | -93.35 | 2066 | 3649 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 16.59 | -93.35 | 3349 | 3015 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 16.35 | -91.92 | 5029 | 8322 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 16.37 | -93.13 | 1669 | 2343 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 16.53 | -92.08 | 5193 | 3960 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 17.29 | -92.94 | 3349 | 6954 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 17.08 | -92.85 | 5869 | 8730 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 15.96 | -93.22 | 2509 | 1490 |
| Ignacio Zaragoza | city | Chiapas | Mexico | 14.76 | -92.17 | 147 | 17611 |
| Iki Pak | city | Chiapas | Mexico | 16.87 | -93.43 | 3349 | 604 |
| Ilusion Santo Domingo | city | Chiapas | Mexico | 17.02 | -91.69 | 2696 | 1490 |
| Ilusión San José | city | Chiapas | Mexico | 17.02 | -91.69 | 2696 | 1490 |
| Indeco Cebadilla | city | Chiapas | Mexico | 14.88 | -92.26 | 341 | 36844 |
| Independencia | city | Chiapas | Mexico | 15.35 | -92.58 | 830 | 10388 |
| Independencia | city | Chiapas | Mexico | 15.06 | -92.29 | 1886 | 36703 |
| Independencia | city | Chiapas | Mexico | 16.73 | -92.34 | 6709 | 8048 |
| Independencia | city | Chiapas | Mexico | 16.09 | -92.84 | 1856 | 1742 |
| Independencia | city | Chiapas | Mexico | 16.46 | -93.78 | 2020 | 1490 |
| Independencia | city | Chiapas | Mexico | 16.55 | -92.99 | 1669 | 3944 |
| Independencia | city | Chiapas | Mexico | 16.94 | -92.33 | 3349 | 5457 |
| Independencia | city | Chiapas | Mexico | 15.09 | -92.35 | 1669 | 27124 |
| Independencia | city | Chiapas | Mexico | 15.40 | -92.41 | 5062 | 7564 |
| Independencia | city | Chiapas | Mexico | 15.28 | -92.27 | 5869 | 7624 |
| Independencia | city | Chiapas | Mexico | 14.91 | -92.29 | 830 | 38535 |
| Indio Pedro | city | Chiapas | Mexico | 16.56 | -91.06 | 935 | 1490 |
| Infiernillo | city | Chiapas | Mexico | 16.94 | -91.62 | 3349 | 1490 |
| Infonavit | city | Chiapas | Mexico | 16.24 | -92.14 | 5311 | 24162 |
| Infonavit El Carmen | city | Chiapas | Mexico | 14.89 | -92.30 | 396 | 38578 |
| Infonavit Framboyanes | city | Chiapas | Mexico | 14.91 | -92.28 | 830 | 38177 |
| Infonavit Las Vegas | city | Chiapas | Mexico | 14.90 | -92.28 | 830 | 38122 |
| Infonavit Santa Clara | city | Chiapas | Mexico | 14.88 | -92.25 | 337 | 36106 |
| Infonavit Solidaridad Dos Mil | city | Chiapas | Mexico | 14.88 | -92.30 | 351 | 38648 |
| Infonavit Xochimilco | city | Chiapas | Mexico | 14.94 | -92.26 | 830 | 37278 |
| Innominado | city | Chiapas | Mexico | 14.66 | -92.30 | 26 | 25598 |
| Instalaciones de La Fit. | city | Chiapas | Mexico | 14.89 | -92.28 | 830 | 38049 |
| Insurgentes | city | Chiapas | Mexico | 14.92 | -92.26 | 830 | 37323 |
| Iquipac | city | Chiapas | Mexico | 16.87 | -93.43 | 3349 | 604 |
| Irlanda | city | Chiapas | Mexico | 16.19 | -93.24 | 1952 | 20398 |
| Irlanda | city | Chiapas | Mexico | 16.06 | -92.97 | 1873 | 1707 |
| Irlanda | city | Chiapas | Mexico | 15.81 | -93.45 | 127 | 855 |
| Irlanda | city | Chiapas | Mexico | 15.16 | -92.36 | 2086 | 22640 |
| Isbonal | city | Chiapas | Mexico | 16.60 | -92.61 | 5416 | 24620 |
| Isbontick | city | Chiapas | Mexico | 16.93 | -92.85 | 6059 | 13425 |
| Ishocoy | city | Chiapas | Mexico | 17.19 | -92.36 | 2870 | 12499 |
| Ishuatán | city | Chiapas | Mexico | 17.29 | -93.01 | 1814 | 6307 |
| Isla Cacahuano | city | Chiapas | Mexico | 17.13 | -93.58 | 410 | 342 |
| Isla Morelos | city | Chiapas | Mexico | 15.44 | -93.13 | 3 | 1947 |
| Isla del Carmen | city | Chiapas | Mexico | 14.94 | -92.26 | 830 | 37278 |
| Isla la Mona | city | Chiapas | Mexico | 15.20 | -92.89 | 9 | 2350 |
| Islamapa | city | Chiapas | Mexico | 15.07 | -92.44 | 213 | 13712 |
| Islamapa | city | Chiapas | Mexico | 15.33 | -92.35 | 4189 | 7450 |
| Islamapita | city | Chiapas | Mexico | 15.07 | -92.47 | 173 | 14690 |
| Islapa | city | Chiapas | Mexico | 16.16 | -92.14 | 5442 | 8870 |
| Islas Perdidas | city | Chiapas | Mexico | 14.71 | -92.41 | 3 | 20303 |
| Isleven | city | Chiapas | Mexico | 14.79 | -92.29 | 137 | 36351 |
| Isleven Miguel | city | Chiapas | Mexico | 14.78 | -92.27 | 111 | 25738 |
| Israel | city | Chiapas | Mexico | 14.66 | -92.29 | 29 | 26846 |
| Issfan | city | Chiapas | Mexico | 14.70 | -92.40 | 3 | 19788 |
| Istilja | city | Chiapas | Mexico | 17.37 | -92.17 | 269 | 5339 |
| Italia | city | Chiapas | Mexico | 16.04 | -93.31 | 2555 | 1490 |
| Iturbide | city | Chiapas | Mexico | 15.08 | -92.20 | 2572 | 22568 |
| Iwiltic | city | Chiapas | Mexico | 16.97 | -92.43 | 5452 | 12911 |
| Ixhuatán | city | Chiapas | Mexico | 17.29 | -93.01 | 1814 | 6307 |
| Ixquipac | city | Chiapas | Mexico | 16.87 | -93.43 | 3349 | 604 |
| Ixtacomitan | city | Chiapas | Mexico | 17.43 | -93.10 | 830 | 8745 |
| Ixtal | city | Chiapas | Mexico | 15.01 | -92.16 | 1781 | 36332 |
| Ixtapa | city | Chiapas | Mexico | 16.80 | -92.91 | 3572 | 10218 |
| Ixtapangajoya | city | Chiapas | Mexico | 17.50 | -93.00 | 308 | 5806 |
| Ixtapangojoya | city | Chiapas | Mexico | 17.50 | -93.00 | 308 | 5806 |
| Ixtapilla | city | Chiapas | Mexico | 16.36 | -92.43 | 3444 | 8671 |
| Izapa | city | Chiapas | Mexico | 14.97 | -92.18 | 1210 | 36956 |