| postal codes | Place Name | County | State | latitude | longitude | Map | |
|---|---|---|---|---|---|---|---|
| 00100 | Fort | Colombo | Western Province | 6.9392 | 79.8436 | Google Maps | |
| 00200 | Slave Island | Colombo | Western Province | 6.9167 | 79.85 | Google Maps | |
| 00200 | Slave lsland | Colombo | Western Province | 7.3267 | 80.5226 | Google Maps | |
| 00300 | Colpetty | Colombo | Western Province | 6.8833 | 79.85 | Google Maps | |
| 00400 | Bambalapitiya | Colombo | Western Province | 6.8914 | 79.8522 | Google Maps | |
| 00500 | Havelock Town | Colombo | Western Province | 6.8841 | 79.8608 | Google Maps | |
| 00600 | Wellawatta | Colombo | Western Province | 6.8753 | 79.8611 | Google Maps | |
| 00600 | Kirulapone | Colombo | Western Province | 6.8753 | 79.8611 | Google Maps | |
| 00800 | Borella | Colombo | Western Province | 6.9177 | 79.8742 | Google Maps | |
| 01300 | Kotahena | Colombo | Western Province | 6.9459 | 79.8617 | Google Maps | |
| 01500 | Mutwal | Colombo | Western Province | 6.95 | 79.8667 | Google Maps | |
| 10100 | Sri Jayawardenepu | Colombo | Western Province | 6.8868 | 79.9551 | Google Maps | |
| 10115 | Malabe | Colombo | Western Province | 6.9083 | 79.9649 | Google Maps | |
| 10116 | Talawatugoda | Colombo | Western Province | 6.8738 | 79.9378 | Google Maps | |
| 10118 | Hokandara | Colombo | Western Province | 6.891 | 79.9513 | Google Maps | |
| 10120 | Battaramulla | Colombo | Western Province | 6.8964 | 79.9181 | Google Maps | |
| 10150 | Athurugiriya | Colombo | Western Province | 6.8687 | 79.9998 | Google Maps | |
| 10200 | Homagama | Colombo | Western Province | 6.844 | 80.0024 | Google Maps | |
| 10202 | Mullegama | Colombo | Western Province | 6.8796 | 80.0131 | Google Maps | |
| 10204 | Habarakada | Colombo | Western Province | 6.8708 | 80.0092 | Google Maps | |
| 10206 | Pitipana Homagama | Colombo | Western Province | 6.848 | 80.0098 | Google Maps | |
| 10208 | Kiriwattuduwa | Colombo | Western Province | 6.7977 | 80.0146 | Google Maps | |
| 10230 | Pannipitiya | Colombo | Western Province | 6.8462 | 79.9448 | Google Maps | |
| 10232 | Hiripitya | Colombo | Western Province | 6.8462 | 79.9448 | Google Maps | |
| 10250 | Nugegoda | Colombo | Western Province | 6.8735 | 79.8899 | Google Maps | |
| 10280 | Maharagama | Colombo | Western Province | 6.848 | 79.9265 | Google Maps | |
| 10290 | Boralesgamuwa | Colombo | Western Province | 6.8382 | 79.9104 | Google Maps | |
| 10300 | Piliyandala | Colombo | Western Province | 6.7999 | 79.9249 | Google Maps | |
| 10302 | Deltara | Colombo | Western Province | 6.7841 | 79.9117 | Google Maps | |
| 10304 | Siddamulla | Colombo | Western Province | 6.8232 | 79.9586 | Google Maps | |
| 10306 | Madapatha | Colombo | Western Province | 6.768 | 79.929 | Google Maps | |
| 10320 | Polgasowita | Colombo | Western Province | 6.7865 | 79.9657 | Google Maps | |
| 10350 | Dehiwala | Colombo | Western Province | 6.8523 | 79.8656 | Google Maps | |
| 10370 | Mount Lavinia | Colombo | Western Province | 6.8339 | 79.8644 | Google Maps | |
| 10400 | Moratuwa | Colombo | Western Province | 6.773 | 79.8816 | Google Maps | |
| 10500 | Padukka | Colombo | Western Province | 6.8408 | 80.0897 | Google Maps | |
| 10502 | Horagala | Colombo | Western Province | 6.8107 | 80.0466 | Google Maps | |
| 10504 | Meegoda | Colombo | Western Province | 6.8479 | 80.0484 | Google Maps | |
| 10508 | Kahawala | Colombo | Western Province | 6.7772 | 80.1057 | Google Maps | |
| 10511 | Watareka | Colombo | Western Province | 6.8509 | 80.064 | Google Maps | |
| 10513 | Batawala | Colombo | Western Province | 6.878 | 80.0472 | Google Maps | |
| 10522 | Bope | Colombo | Western Province | 6.832 | 80.1314 | Google Maps | |
| 10524 | Handapangoda | Colombo | Western Province | 6.7939 | 80.1441 | Google Maps | |
| 10526 | Batugampola | Colombo | Western Province | 6.7758 | 80.1344 | Google Maps | |
| 10600 | Kolonnawa | Colombo | Western Province | 6.9329 | 79.8848 | Google Maps | |
| 10620 | Mulleriyawa New Town | Colombo | Western Province | 6.9287 | 80.0478 | Google Maps | |
| 10640 | Kaduwela | Colombo | Western Province | 6.9339 | 79.982 | Google Maps | |
| 10650 | Hanwella | Colombo | Western Province | 6.9086 | 80.0796 | Google Maps | |
| 10654 | Ranala | Colombo | Western Province | 6.9144 | 80.032 | Google Maps | |
| 10656 | Dedigamuwa | Colombo | Western Province | 6.8905 | 80.027 | Google Maps | |
| 10680 | Waga | Colombo | Western Province | 6.9019 | 80.1236 | Google Maps | |
| 10682 | Tummodara | Colombo | Western Province | 6.9019 | 80.1236 | Google Maps | |
| 10700 | Avissawella | Colombo | Western Province | 6.953 | 80.2075 | Google Maps | |
| 10704 | Napawela | Colombo | Western Province | 6.953 | 80.2075 | Google Maps | |
| 10712 | Puwakpitiya | Colombo | Western Province | 7.0331 | 80.0722 | Google Maps | |
| 10714 | Hewainna | Colombo | Western Province | 7.0999 | 80.0944 | Google Maps | |
| 10718 | Kalatuwawa | Colombo | Western Province | 7.1667 | 80.1167 | Google Maps | |
| 10730 | Kosgama | Colombo | Western Province | 6.9404 | 80.1276 | Google Maps | |
| 10732 | Akarawita | Colombo | Western Province | 6.9459 | 80.1114 | Google Maps |