| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Chachan | city | Muhafazat Diyala | Iraq | 33.9 | 44.9333333 | 173 | 5629 |
| Chachān | city | Muhafazat Diyala | Iraq | 33.9 | 44.9333333 | 173 | 5629 |
| Chaf | city | Muhafazat Diyala | Iraq | 33.9166667 | 44.9166667 | 164 | 5625 |
| Chaft al `Asha | city | Muhafazat Diyala | Iraq | 34.6708333 | 44.7788889 | 554 | 5159 |
| Chah-i-Surkh | city | Muhafazat Diyala | Iraq | 34.6747222 | 45.5891667 | 1184 | 5576 |
| Chahar Qal`ah | city | Muhafazat Diyala | Iraq | 34.6833333 | 45.6666667 | 1522 | 6920 |
| Chahār Qal‘ah | city | Muhafazat Diyala | Iraq | 34.6833333 | 45.6666667 | 1522 | 6920 |
| Chalai | city | Muhafazat Diyala | Iraq | 34.0255556 | 45.4522222 | 492 | 6652 |
| Chalaw Khalid | city | Muhafazat Diyala | Iraq | 34.5794444 | 45.0363889 | 580 | 5583 |
| Chalaw Surk | city | Muhafazat Diyala | Iraq | 34.5980556 | 45.2044444 | 866 | 5580 |
| Chalay | city | Muhafazat Diyala | Iraq | 34.0255556 | 45.4522222 | 492 | 6652 |
| Chalāi | city | Muhafazat Diyala | Iraq | 34.0255556 | 45.4522222 | 492 | 6652 |
| Cham Chir | city | Muhafazat Diyala | Iraq | 33.8122222 | 45.4961111 | 377 | 5633 |
| Cham Chīr | city | Muhafazat Diyala | Iraq | 33.8122222 | 45.4961111 | 377 | 5633 |
| Chari | city | Muhafazat Diyala | Iraq | 34.0833333 | 44.9166667 | 196 | 5591 |
| Chehar Qal`a | city | Muhafazat Diyala | Iraq | 34.6833333 | 45.6666667 | 1522 | 6920 |
| Chehār Qal‘a | city | Muhafazat Diyala | Iraq | 34.6833333 | 45.6666667 | 1522 | 6920 |
| Chhaptalesa | city | Muhafazat Diyala | Iraq | 34.6708333 | 44.7788889 | 554 | 5159 |
| Chia Raza | city | Muhafazat Diyala | Iraq | 34.7811111 | 45.67 | 1614 | 7118 |
| Chia Rida | city | Muhafazat Diyala | Iraq | 34.7811111 | 45.67 | 1614 | 7118 |
| Chia Surkh | city | Muhafazat Diyala | Iraq | 34.6747222 | 45.5891667 | 1184 | 5576 |
| Chichan | city | Muhafazat Diyala | Iraq | 33.9 | 44.9333333 | 173 | 5629 |
| Chichān | city | Muhafazat Diyala | Iraq | 33.9 | 44.9333333 | 173 | 5629 |
| Chinchal | city | Muhafazat Diyala | Iraq | 34.545 | 44.7058333 | 472 | 4614 |
| Chinchal | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchal al Kabir | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchal al Kubra | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchal as Saghir | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchal as Sughra | city | Muhafazat Diyala | Iraq | 34.545 | 44.7058333 | 472 | 4614 |
| Chinchāl | city | Muhafazat Diyala | Iraq | 34.545 | 44.7058333 | 472 | 4614 |
| Chinchāl | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchāl al Kabīr | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchāl al Kubrá | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchāl aş Şaghīr | city | Muhafazat Diyala | Iraq | 34.5433333 | 44.7138889 | 426 | 5285 |
| Chinchāl aş Şughrá | city | Muhafazat Diyala | Iraq | 34.545 | 44.7058333 | 472 | 4614 |
| Chiya Riza | city | Muhafazat Diyala | Iraq | 34.7811111 | 45.67 | 1614 | 7118 |
| Chiyaila | city | Muhafazat Diyala | Iraq | 33.9680556 | 44.6655556 | 164 | 5622 |
| Chiyailah | city | Muhafazat Diyala | Iraq | 33.9680556 | 44.6655556 | 164 | 5622 |
| Chiyā Rizā | city | Muhafazat Diyala | Iraq | 34.7811111 | 45.67 | 1614 | 7118 |
| Chiyāila | city | Muhafazat Diyala | Iraq | 33.9680556 | 44.6655556 | 164 | 5622 |
| Chotta Halaiwa | city | Muhafazat Diyala | Iraq | 34.8833333 | 44.4833333 | 534 | 3539 |
| Chutah Hulaywah | city | Muhafazat Diyala | Iraq | 34.8833333 | 44.4833333 | 534 | 3539 |
| Chwarklaw-e Khwaru | city | Muhafazat Diyala | Iraq | 34.6775 | 45.6666667 | 1499 | 6920 |
| Chwarklaw-e Zhuru | city | Muhafazat Diyala | Iraq | 34.6863889 | 45.6627778 | 1522 | 5818 |
| Chwarshakh | city | Muhafazat Diyala | Iraq | 34.8333333 | 44.9833333 | 1387 | 6794 |
| Chwārklaw-e Khwārū | city | Muhafazat Diyala | Iraq | 34.6775 | 45.6666667 | 1499 | 6920 |
| Chwārklāw-ē Zhūrū | city | Muhafazat Diyala | Iraq | 34.6863889 | 45.6627778 | 1522 | 5818 |
| Chwārshākh | city | Muhafazat Diyala | Iraq | 34.8333333 | 44.9833333 | 1387 | 6794 |
| Chāft al ‘Āsha | city | Muhafazat Diyala | Iraq | 34.6708333 | 44.7788889 | 554 | 5159 |
| Chālāw Khālid | city | Muhafazat Diyala | Iraq | 34.5794444 | 45.0363889 | 580 | 5583 |
| Chālāw Sūrk | city | Muhafazat Diyala | Iraq | 34.5980556 | 45.2044444 | 866 | 5580 |
| Chārī | city | Muhafazat Diyala | Iraq | 34.0833333 | 44.9166667 | 196 | 5591 |
| Chīa Raza | city | Muhafazat Diyala | Iraq | 34.7811111 | 45.67 | 1614 | 7118 |
| Chīā Riḑā | city | Muhafazat Diyala | Iraq | 34.7811111 | 45.67 | 1614 | 7118 |
| Chīā Surkh | city | Muhafazat Diyala | Iraq | 34.6747222 | 45.5891667 | 1184 | 5576 |
| Chūtah Ḩulaywah | city | Muhafazat Diyala | Iraq | 34.8833333 | 44.4833333 | 534 | 3539 |
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