| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Chadaiyantalava | city | Eastern | Sri Lanka | 7.37 | 81.73 | 85 | 25370 |
| Chadayantalawa | city | Eastern | Sri Lanka | 7.37 | 81.73 | 85 | 25370 |
| Chalampakeni | city | Eastern | Sri Lanka | 7.42 | 81.75 | 42 | 30190 |
| Chalampakerni | city | Eastern | Sri Lanka | 7.42 | 81.75 | 42 | 30190 |
| Challi | city | Eastern | Sri Lanka | 8.62 | 81.22 | 0 | 38411 |
| Champaitivu | city | Eastern | Sri Lanka | 8.63 | 81.21 | 3 | 37986 |
| Chantiaru | city | Eastern | Sri Lanka | 7.90 | 81.47 | 45 | 23095 |
| Chanttaru | city | Eastern | Sri Lanka | 7.90 | 81.47 | 45 | 23095 |
| Charalakadai | city | Eastern | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavalakadai | city | Eastern | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavalakkadai | city | Eastern | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavalkadai | city | Eastern | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Cheddipalavam | city | Eastern | Sri Lanka | 7.58 | 81.78 | 3 | 11119 |
| Cheddipalayam | city | Eastern | Sri Lanka | 7.58 | 81.78 | 3 | 11119 |
| Cheddiyakudiyiruppu | city | Eastern | Sri Lanka | 7.86 | 81.54 | 32 | 19698 |
| Chempianaru | city | Eastern | Sri Lanka | 8.61 | 81.20 | 3 | 46605 |
| Chempiyan-aru | city | Eastern | Sri Lanka | 8.61 | 81.20 | 3 | 46605 |
| Chenaikkudiyiruppu | city | Eastern | Sri Lanka | 7.78 | 81.60 | 42 | 31988 |
| Chenkaladi | city | Eastern | Sri Lanka | 7.79 | 81.59 | 52 | 33152 |
| Chenkalady | city | Eastern | Sri Lanka | 7.79 | 81.59 | 52 | 33152 |
| Chenkatpadai | city | Eastern | Sri Lanka | 7.30 | 81.83 | 19 | 35936 |
| Chenkatpadal | city | Eastern | Sri Lanka | 7.30 | 81.83 | 19 | 35936 |
| Chillikkodiyar | city | Eastern | Sri Lanka | 7.60 | 81.62 | 334 | 23095 |
| China Bay | city | Eastern | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinanvadi | city | Eastern | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinawade | city | Eastern | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinna Kiniyai | city | Eastern | Sri Lanka | 8.49 | 81.19 | 13 | 16331 |
| Chinnakinniyai | city | Eastern | Sri Lanka | 8.49 | 81.19 | 13 | 16331 |
| Chinnanvadi | city | Eastern | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinnatotam | city | Eastern | Sri Lanka | 7.70 | 81.59 | 118 | 18156 |
| Chippittidal | city | Eastern | Sri Lanka | 8.49 | 81.11 | 3 | 12624 |
| Chundankadu | city | Eastern | Sri Lanka | 8.37 | 81.18 | 29 | 13857 |
| Chunkankeni | city | Eastern | Sri Lanka | 7.88 | 81.53 | 13 | 20523 |
| Chunkankerni | city | Eastern | Sri Lanka | 7.88 | 81.53 | 13 | 20523 |