| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| CHINA BAY | airport | Sri Lanka | 8.54 | 81.18 | 6 | 0 | |
| CMB (BANDARANAIKE INTL COLOMBO) | airport | Sri Lanka | 7.18 | 79.88 | 30 | 0 | |
| COLOMBO RATMALANA | airport | Sri Lanka | 6.82 | 79.89 | 22 | 0 | |
| Campion | city | Central Province | Sri Lanka | 6.78 | 80.71 | 5272 | 49439 |
| Carambagam | city | North Eastern Province | Sri Lanka | 9.65 | 80.25 | 3 | 38481 |
| Catharine's | city | Western Province | Sri Lanka | 6.50 | 80.03 | 249 | 160065 |
| Catharine’s | city | Western Province | Sri Lanka | 6.50 | 80.03 | 249 | 160065 |
| Cement Factory | city | North Western Province | Sri Lanka | 7.98 | 79.87 | 59 | 43949 |
| Chadaiyantalava | city | North Eastern Province | Sri Lanka | 7.37 | 81.73 | 85 | 25370 |
| Chadayantalawa | city | North Eastern Province | Sri Lanka | 7.37 | 81.73 | 85 | 25370 |
| Chadayappankulam | city | North Eastern Province | Sri Lanka | 8.78 | 79.98 | 26 | 8836 |
| Chalai | city | North Eastern Province | Sri Lanka | 9.42 | 80.67 | 3 | 2251 |
| Chalampaikkulam | city | North Eastern Province | Sri Lanka | 8.85 | 80.40 | 236 | 8416 |
| Chalampaikulam | city | North Eastern Province | Sri Lanka | 8.92 | 80.03 | 13 | 9520 |
| Chalampaikulam | city | North Eastern Province | Sri Lanka | 8.85 | 80.40 | 236 | 8416 |
| Chalampakeni | city | North Eastern Province | Sri Lanka | 7.42 | 81.75 | 42 | 30190 |
| Chalampakerni | city | North Eastern Province | Sri Lanka | 7.42 | 81.75 | 42 | 30190 |
| Chalampakkulam | city | North Eastern Province | Sri Lanka | 8.73 | 80.18 | 98 | 9073 |
| Chalampan | city | North Eastern Province | Sri Lanka | 8.95 | 80.03 | 6 | 8846 |
| Chalampan | city | North Eastern Province | Sri Lanka | 8.82 | 79.97 | 6 | 9148 |
| Challi | city | North Eastern Province | Sri Lanka | 8.62 | 81.22 | 0 | 38411 |
| Challitivu | city | North Central Province | Sri Lanka | 8.12 | 81.45 | 9 | 7647 |
| Chamalankulam | city | North Eastern Province | Sri Lanka | 8.93 | 80.58 | 278 | 8046 |
| Champaitivu | city | North Eastern Province | Sri Lanka | 8.62 | 81.20 | 3 | 42264 |
| Champankaddaikadu | city | North Eastern Province | Sri Lanka | 8.87 | 79.97 | 9 | 8719 |
| Champanpuliyankulam | city | North Eastern Province | Sri Lanka | 8.82 | 80.03 | 59 | 9536 |
| Chandanpokkaddi | city | North Eastern Province | Sri Lanka | 9.67 | 80.23 | 3 | 53161 |
| Chandrayagama | city | North Western Province | Sri Lanka | 7.70 | 80.37 | 702 | 26126 |
| Chankanai | city | North Eastern Province | Sri Lanka | 9.75 | 79.97 | 32 | 59122 |
| Chankanai East | city | North Eastern Province | Sri Lanka | 9.75 | 79.97 | 32 | 59122 |
| Chankanai West | city | North Eastern Province | Sri Lanka | 9.75 | 79.95 | 32 | 49705 |
| Chankattarvayal | city | North Eastern Province | Sri Lanka | 9.55 | 80.40 | 3 | 14144 |
| Chankuveli | city | North Eastern Province | Sri Lanka | 9.73 | 80.00 | 19 | 62321 |
| Chantiaru | city | North Eastern Province | Sri Lanka | 7.90 | 81.47 | 45 | 23095 |
| Chanttaru | city | North Eastern Province | Sri Lanka | 7.90 | 81.47 | 45 | 23095 |
| Charalakadai | city | North Eastern Province | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavakachcheri | city | North Eastern Province | Sri Lanka | 9.65 | 80.15 | 3 | 55373 |
| Chavakachcheri North | city | North Eastern Province | Sri Lanka | 9.68 | 80.17 | 3 | 63143 |
| Chavakachcheri South | city | North Eastern Province | Sri Lanka | 9.67 | 80.17 | 3 | 63283 |
| Chavakacheri | city | North Eastern Province | Sri Lanka | 9.65 | 80.15 | 3 | 55373 |
| Chavalakadai | city | North Eastern Province | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavalakkadai | city | North Eastern Province | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavalkadai | city | North Eastern Province | Sri Lanka | 7.42 | 81.78 | 13 | 37667 |
| Chavalkaddu | city | North Eastern Province | Sri Lanka | 8.98 | 79.90 | 9 | 5644 |
| Chavirikkulam | city | North Eastern Province | Sri Lanka | 9.03 | 80.07 | 3 | 6832 |
| Cheddikudiyiruppu | city | North Eastern Province | Sri Lanka | 9.10 | 79.75 | 32 | 3376 |
| Cheddikulam | city | North Eastern Province | Sri Lanka | 8.67 | 80.30 | 173 | 8046 |
| Cheddipalavam | city | North Eastern Province | Sri Lanka | 7.58 | 81.78 | 3 | 11119 |
| Cheddipalayam | city | North Eastern Province | Sri Lanka | 7.58 | 81.78 | 3 | 11119 |
| Cheddiyakurichchi | city | North Eastern Province | Sri Lanka | 9.50 | 80.22 | 9 | 7942 |
| Cheddiyarkandal | city | North Eastern Province | Sri Lanka | 8.93 | 79.95 | 9 | 6504 |
| Cheddiyarmakankaddaikadu | city | North Eastern Province | Sri Lanka | 8.97 | 80.02 | 9 | 7478 |
| Chekkadippulavu | city | North Eastern Province | Sri Lanka | 8.73 | 80.40 | 236 | 8208 |
| Chemmalai | city | North Eastern Province | Sri Lanka | 9.15 | 80.87 | 3 | 2198 |
| Chemmalal | city | North Eastern Province | Sri Lanka | 9.15 | 80.87 | 3 | 2198 |
| Chempankundu | city | North Eastern Province | Sri Lanka | 9.43 | 80.18 | 3 | 10970 |
| Chempianaru | city | North Eastern Province | Sri Lanka | 8.62 | 81.20 | 3 | 42264 |
| Chempianpattu | city | North Eastern Province | Sri Lanka | 9.62 | 80.38 | 3 | 17426 |
| Chempiyan-aru | city | North Eastern Province | Sri Lanka | 8.62 | 81.20 | 3 | 42264 |
| Chempiyanpattu | city | North Eastern Province | Sri Lanka | 9.65 | 80.37 | 3 | 15483 |
| Chempiyanpattu | city | North Eastern Province | Sri Lanka | 9.62 | 80.38 | 3 | 17426 |
| Chempiyanpattu South | city | North Eastern Province | Sri Lanka | 9.62 | 80.38 | 3 | 17426 |
| Chenaikkudiyiruppu | city | North Eastern Province | Sri Lanka | 7.78 | 81.58 | 59 | 33689 |
| Chenaikudirippu | city | North Western Province | Sri Lanka | 7.93 | 79.80 | 16 | 41769 |
| Chenaikudiruppu | city | North Western Province | Sri Lanka | 8.03 | 79.85 | 59 | 50323 |
| Chenaikudiyirippu | city | North Western Province | Sri Lanka | 7.93 | 79.80 | 16 | 41769 |
| Chenaikudiyiruppu | city | North Western Province | Sri Lanka | 7.93 | 79.80 | 16 | 41769 |
| Chenakudirippu | city | North Western Province | Sri Lanka | 8.03 | 79.85 | 59 | 50323 |
| Chenakudiruppu | city | North Western Province | Sri Lanka | 8.03 | 79.85 | 59 | 50323 |
| Chenkaladi | city | North Eastern Province | Sri Lanka | 7.78 | 81.60 | 42 | 30437 |
| Chenkalady | city | North Eastern Province | Sri Lanka | 7.78 | 81.60 | 42 | 30437 |
| Chenkarattimoddai | city | North Eastern Province | Sri Lanka | 8.90 | 80.55 | 301 | 8039 |
| Chenkatpadai | city | North Eastern Province | Sri Lanka | 7.30 | 81.83 | 19 | 35936 |
| Chenkatpadal | city | North Eastern Province | Sri Lanka | 7.30 | 81.83 | 19 | 35936 |
| Chettichena | city | North Western Province | Sri Lanka | 7.98 | 79.76 | 22 | 26007 |
| Chettisena | city | North Western Province | Sri Lanka | 7.98 | 79.76 | 22 | 26007 |
| Chettiyarmakankattaiadampan | city | North Eastern Province | Sri Lanka | 8.83 | 80.07 | 59 | 9536 |
| Chettukkulam | city | North Eastern Province | Sri Lanka | 8.95 | 79.98 | 13 | 6399 |
| Chettychena | city | North Western Province | Sri Lanka | 7.98 | 79.76 | 22 | 26007 |
| Chilan | city | North Western Province | Sri Lanka | 7.58 | 79.80 | 9 | 36150 |
| Chilarattai | city | North Eastern Province | Sri Lanka | 9.23 | 80.82 | 13 | 3642 |
| Chilaw | city | North Western Province | Sri Lanka | 7.58 | 79.80 | 9 | 36150 |
| Chilaw Town | city | North Western Province | Sri Lanka | 7.58 | 79.80 | 9 | 36150 |
| Chilawatai | city | North Eastern Province | Sri Lanka | 9.23 | 80.82 | 13 | 3642 |
| Chilawattai | city | North Eastern Province | Sri Lanka | 9.23 | 80.82 | 13 | 3642 |
| Chilawatte | city | North Eastern Province | Sri Lanka | 9.23 | 80.82 | 13 | 3642 |
| Chilawatti | city | North Eastern Province | Sri Lanka | 9.23 | 80.82 | 13 | 3642 |
| Chillalai | city | North Eastern Province | Sri Lanka | 9.78 | 79.95 | 22 | 40635 |
| Chillikkodiyar | city | North Eastern Province | Sri Lanka | 7.60 | 81.62 | 334 | 23095 |
| China Bay | city | North Eastern Province | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| China Garden | city | Southern Province | Sri Lanka | 6.03 | 80.22 | 3 | 138490 |
| Chinanvadi | city | North Eastern Province | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinawade | city | North Eastern Province | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinna Kiniyai | city | North Eastern Province | Sri Lanka | 8.49 | 81.18 | 13 | 16792 |
| Chinna-adampan | city | North Eastern Province | Sri Lanka | 9.05 | 80.57 | 249 | 7951 |
| Chinnachchippikkulam | city | North Eastern Province | Sri Lanka | 8.60 | 80.33 | 249 | 8181 |
| Chinnakinniyai | city | North Eastern Province | Sri Lanka | 8.49 | 81.18 | 13 | 16792 |
| Chinnakkulam | city | North Eastern Province | Sri Lanka | 8.87 | 80.52 | 301 | 8053 |
| Chinnakkunchukkulam | city | North Eastern Province | Sri Lanka | 8.73 | 80.17 | 104 | 9177 |
| Chinnanvadi | city | North Eastern Province | Sri Lanka | 8.55 | 81.18 | 32 | 46911 |
| Chinnappuvarasankulam | city | North Eastern Province | Sri Lanka | 8.98 | 80.60 | 291 | 8046 |
| Chinnatotam | city | North Eastern Province | Sri Lanka | 7.70 | 81.60 | 108 | 17370 |
| Chinnavalayankaddu | city | North Eastern Province | Sri Lanka | 8.95 | 80.33 | 124 | 7986 |
| Chippittidal | city | North Eastern Province | Sri Lanka | 8.49 | 81.12 | 3 | 12624 |
| Chiraddikulam | city | North Eastern Province | Sri Lanka | 9.03 | 80.25 | 85 | 6166 |
| Chiruchampankaddaikadu | city | North Eastern Province | Sri Lanka | 8.83 | 79.98 | 6 | 9469 |
| Chiruchampankaddaikkadu | city | North Eastern Province | Sri Lanka | 8.83 | 79.98 | 6 | 9469 |
| Chirukkandal | city | North Eastern Province | Sri Lanka | 8.82 | 80.03 | 59 | 9536 |
| Chirunavatkulam | city | North Eastern Province | Sri Lanka | 8.92 | 79.95 | 9 | 6864 |
| Chiruppiddi | city | North Eastern Province | Sri Lanka | 9.73 | 80.10 | 3 | 55754 |
| Chiruppiddy | city | North Eastern Province | Sri Lanka | 9.73 | 80.10 | 3 | 55754 |
| Chiruttoppu | city | North Eastern Province | Sri Lanka | 9.08 | 79.83 | 22 | 4536 |
| Chiruveli | city | North Eastern Province | Sri Lanka | 8.85 | 79.95 | 13 | 7597 |
| Chiruvilan | city | North Eastern Province | Sri Lanka | 9.78 | 80.00 | 36 | 54162 |
| Chittankeni | city | North Eastern Province | Sri Lanka | 9.75 | 79.97 | 32 | 59122 |
| Chittankeny | city | North Eastern Province | Sri Lanka | 9.75 | 79.97 | 32 | 59122 |
| Chittankurichchi | city | North Eastern Province | Sri Lanka | 9.52 | 80.22 | 9 | 6474 |
| Chiviyateru East | city | North Eastern Province | Sri Lanka | 9.67 | 80.05 | 3 | 48278 |
| Chiviyateru West | city | North Eastern Province | Sri Lanka | 9.67 | 80.03 | 3 | 43883 |
| Choddivarkandal | city | North Eastern Province | Sri Lanka | 8.93 | 79.95 | 9 | 6504 |
| Cholai | city | North Eastern Province | Sri Lanka | 8.80 | 79.95 | 6 | 7508 |
| Cholaiyankaddu | city | North Eastern Province | Sri Lanka | 8.83 | 79.93 | 6 | 5085 |
| Chulipuram | city | North Eastern Province | Sri Lanka | 9.77 | 79.95 | 26 | 44217 |
| Chunakam | city | North Eastern Province | Sri Lanka | 9.75 | 80.02 | 13 | 64640 |
| Chundankadu | city | North Eastern Province | Sri Lanka | 8.37 | 81.18 | 29 | 13857 |
| Chundicully | city | North Eastern Province | Sri Lanka | 9.65 | 80.03 | 3 | 36300 |
| Chundikkulam | city | North Eastern Province | Sri Lanka | 9.47 | 80.58 | 3 | 9370 |
| Chundikkuli | city | North Eastern Province | Sri Lanka | 9.65 | 80.03 | 3 | 36300 |
| Chundikkuli | city | North Eastern Province | Sri Lanka | 8.82 | 80.05 | 45 | 9536 |
| Chundikulam | city | North Eastern Province | Sri Lanka | 9.47 | 80.58 | 3 | 9370 |
| Chunkankeni | city | North Eastern Province | Sri Lanka | 7.88 | 81.53 | 13 | 20523 |
| Chunkankerni | city | North Eastern Province | Sri Lanka | 7.88 | 81.53 | 13 | 20523 |
| Chunnakam | city | North Eastern Province | Sri Lanka | 9.75 | 80.02 | 13 | 64640 |
| Chutumalai | city | North Eastern Province | Sri Lanka | 9.72 | 80.00 | 19 | 61090 |
| Cinnakunchukulam | city | North Eastern Province | Sri Lanka | 8.73 | 80.17 | 104 | 9177 |
| Cinnamon Gardens | city | Western Province | Sri Lanka | 6.90 | 79.86 | 39 | 141958 |
| Clodagh Eastern Colony | city | Central Province | Sri Lanka | 7.53 | 80.67 | 1620 | 58680 |
| Colombage-ara | city | Province of Sabaragamuwa | Sri Lanka | 6.43 | 80.77 | 459 | 38541 |
| Colombo | city | Western Province | Sri Lanka | 6.93 | 79.85 | 16 | 107875 |
| Colombuthurai West | city | North Eastern Province | Sri Lanka | 9.65 | 80.03 | 3 | 36300 |
| Colpetty | city | Western Province | Sri Lanka | 6.88 | 79.85 | 0 | 112484 |
| Columbo | city | Western Province | Sri Lanka | 6.93 | 79.85 | 16 | 107875 |
| Companiwatta | city | Southern Province | Sri Lanka | 6.25 | 81.27 | 22 | 10219 |
| Companywatta | city | Southern Province | Sri Lanka | 6.25 | 81.27 | 22 | 10219 |