| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Iglesia Nueva | city | Hidalgo | Mexico | 21.11 | -98.97 | 4189 | 9589 |
| Iglesia Vieja | city | Hidalgo | Mexico | 21.11 | -98.97 | 4189 | 9589 |
| Iglesia Vieja | city | Hidalgo | Mexico | 20.72 | -99.14 | 6709 | 5440 |
| Ignacio Allende | city | Hidalgo | Mexico | 20.78 | -99.42 | 5905 | 4619 |
| Ignacio Lopez Rayon | city | Hidalgo | Mexico | 20.49 | -99.27 | 5869 | 15460 |
| Ignacio Zaragoza | city | Hidalgo | Mexico | 20.02 | -99.32 | 6856 | 31303 |
| Ignacio Zaragoza | city | Hidalgo | Mexico | 20.27 | -98.35 | 7080 | 3921 |
| Ignacio Zaragoza | city | Hidalgo | Mexico | 20.13 | -99.00 | 7037 | 1192 |
| Irolo | city | Hidalgo | Mexico | 19.73 | -98.60 | 8389 | 17778 |
| Ismolintla | city | Hidalgo | Mexico | 20.76 | -98.74 | 5869 | 2209 |
| Itatlaxco | city | Hidalgo | Mexico | 20.82 | -99.13 | 4189 | 4175 |
| Iturbe | city | Hidalgo | Mexico | 20.08 | -99.32 | 6784 | 24922 |
| Itxtayatla | city | Hidalgo | Mexico | 20.63 | -98.75 | 6167 | 1192 |
| Itzcuinquitlapilco | city | Hidalgo | Mexico | 20.11 | -98.94 | 7549 | 3887 |
| Itzmolintla | city | Hidalgo | Mexico | 20.76 | -98.74 | 5869 | 2209 |
| Itzocal | city | Hidalgo | Mexico | 21.02 | -98.40 | 1141 | 17221 |
| Itztacapa | city | Hidalgo | Mexico | 20.67 | -98.94 | 3608 | 2420 |
| Itztacoyotla | city | Hidalgo | Mexico | 20.82 | -98.81 | 5905 | 3290 |
| Itztacuatitla | city | Hidalgo | Mexico | 21.03 | -98.42 | 1669 | 19472 |
| Itztacuatla | city | Hidalgo | Mexico | 21.04 | -98.75 | 1781 | 5678 |
| Itztamichapa | city | Hidalgo | Mexico | 20.80 | -98.96 | 4189 | 1558 |
| Itztayatla | city | Hidalgo | Mexico | 20.63 | -98.75 | 6167 | 1192 |
| Itztazacuala | city | Hidalgo | Mexico | 20.59 | -98.84 | 5898 | 1192 |
| Itztazacuala | city | Hidalgo | Mexico | 20.63 | -98.94 | 4593 | 2480 |
| Ixcanelco | city | Hidalgo | Mexico | 21.14 | -98.19 | 272 | 8643 |
| Ixcatepec | city | Hidalgo | Mexico | 21.10 | -98.52 | 1669 | 20549 |
| Ixcatlan | city | Hidalgo | Mexico | 20.93 | -98.82 | 2703 | 4445 |
| Ixcatlan | city | Hidalgo | Mexico | 21.08 | -98.53 | 2509 | 15927 |
| Ixcotitlan | city | Hidalgo | Mexico | 20.76 | -98.53 | 4189 | 7572 |
| Ixcotla | city | Hidalgo | Mexico | 20.86 | -98.73 | 4593 | 4596 |
| Ixcuatitla | city | Hidalgo | Mexico | 21.14 | -98.87 | 869 | 8434 |
| Ixcuicuila | city | Hidalgo | Mexico | 20.96 | -98.84 | 3349 | 5273 |
| Ixcuinquitlapilco | city | Hidalgo | Mexico | 20.11 | -98.94 | 7549 | 3887 |
| Ixculculla | city | Hidalgo | Mexico | 20.96 | -98.84 | 3349 | 5273 |
| Iximiquilpan | city | Hidalgo | Mexico | 20.48 | -99.22 | 5869 | 30396 |
| Ixmiquilpan | city | Hidalgo | Mexico | 20.48 | -99.22 | 5869 | 30396 |
| Ixmolintla | city | Hidalgo | Mexico | 20.76 | -98.74 | 5869 | 2209 |
| Ixpapalotla | city | Hidalgo | Mexico | 21.07 | -98.93 | 1213 | 8603 |
| Ixquicuila | city | Hidalgo | Mexico | 21.08 | -98.49 | 951 | 20120 |
| Ixquincuitlapilco | city | Hidalgo | Mexico | 20.11 | -98.94 | 7549 | 3887 |
| Ixtacapa | city | Hidalgo | Mexico | 20.67 | -98.94 | 3608 | 2420 |
| Ixtacayotla | city | Hidalgo | Mexico | 20.82 | -98.81 | 5905 | 3290 |
| Ixtacoatla | city | Hidalgo | Mexico | 21.04 | -98.75 | 1781 | 5678 |
| Ixtacoyotla | city | Hidalgo | Mexico | 20.82 | -98.81 | 5905 | 3290 |
| Ixtacuatla | city | Hidalgo | Mexico | 21.04 | -98.75 | 1781 | 5678 |
| Ixtacuayo | city | Hidalgo | Mexico | 21.06 | -98.39 | 1053 | 22860 |
| Ixtaczoquio | city | Hidalgo | Mexico | 20.91 | -98.26 | 1669 | 12266 |
| Ixtamchapa | city | Hidalgo | Mexico | 20.80 | -98.96 | 4189 | 1558 |
| Ixtamichapa | city | Hidalgo | Mexico | 20.80 | -98.96 | 4189 | 1558 |
| Ixtazacuala | city | Hidalgo | Mexico | 20.59 | -98.84 | 5898 | 1192 |
| Ixtepec | city | Hidalgo | Mexico | 21.30 | -98.63 | 341 | 10347 |
| Ixtilmaco | city | Hidalgo | Mexico | 19.67 | -98.45 | 8389 | 19308 |
| Ixtlahuac | city | Hidalgo | Mexico | 21.03 | -98.31 | 1722 | 13639 |
| Ixtlahuaca | city | Hidalgo | Mexico | 19.88 | -98.86 | 7608 | 11491 |
| Ixtlahuaca | city | Hidalgo | Mexico | 20.88 | -98.70 | 5429 | 4543 |
| Ixtlahuaca de Cuauhtémoc | city | Hidalgo | Mexico | 19.88 | -98.86 | 7608 | 11491 |
| Ixtlahuacan | city | Hidalgo | Mexico | 19.88 | -98.86 | 7608 | 11491 |
| Ixtlahuaco | city | Hidalgo | Mexico | 20.88 | -98.70 | 5429 | 4543 |
| Ixtlahuatl | city | Hidalgo | Mexico | 21.10 | -98.49 | 1669 | 22315 |
| Ixtlapala | city | Hidalgo | Mexico | 21.02 | -98.72 | 1916 | 5890 |
| Ixtlapalaco | city | Hidalgo | Mexico | 21.13 | -98.86 | 984 | 7654 |
| Ixtlapalaco | city | Hidalgo | Mexico | 21.16 | -98.73 | 1089 | 7096 |
| Ixtle | city | Hidalgo | Mexico | 21.05 | -98.16 | 314 | 8555 |
| Ixtláhuac | city | Hidalgo | Mexico | 20.96 | -98.49 | 1669 | 17072 |
| Ixtula Sembo | city | Hidalgo | Mexico | 20.16 | -98.56 | 7598 | 9326 |
| Izcuicuila | city | Hidalgo | Mexico | 20.96 | -98.84 | 3349 | 5273 |
| Izocal | city | Hidalgo | Mexico | 21.02 | -98.40 | 1141 | 17221 |