| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Atabage | city | Central Province | Sri Lanka | 7.1333333 | 80.6 | 2762 | 75622 |
| Atabage Pallegama | city | Central Province | Sri Lanka | 7.1333333 | 80.6 | 2762 | 75622 |
| Atadahewatugoda | city | Southern Province | Sri Lanka | 5.9833333 | 80.35 | 13 | 49909 |
| Atakalanpanne | city | Province of Sabaragamuwa | Sri Lanka | 6.5333333 | 80.5833333 | 1000 | 44041 |
| Atalawa | city | Province of Sabaragamuwa | Sri Lanka | 7.1 | 80.2666667 | 449 | 64734 |
| Atale | city | Western Province | Sri Lanka | 6.45 | 80.2666667 | 446 | 88817 |
| Atale | city | Province of Sabaragamuwa | Sri Lanka | 7.15 | 80.2833333 | 475 | 64729 |
| Atale | city | Province of Uva | Sri Lanka | 6.8666667 | 81.25 | 997 | 9721 |
| Atalla | city | North Western Province | Sri Lanka | 7.55 | 80.4333333 | 538 | 45414 |
| Atallawela | city | Province of Sabaragamuwa | Sri Lanka | 6.6 | 80.7833333 | 1364 | 44014 |
| Atallewela | city | Province of Sabaragamuwa | Sri Lanka | 6.6 | 80.7833333 | 1364 | 44014 |
| Atamune | city | North Western Province | Sri Lanka | 7.5 | 80.3833333 | 469 | 45424 |
| Atanchikulam | city | North Eastern Province | Sri Lanka | 8.6833333 | 80.15 | 206 | 11416 |
| Atanikita | city | Southern Province | Sri Lanka | 6.0166667 | 80.35 | 167 | 81551 |
| Atapattu Siyambalewa | city | North Western Province | Sri Lanka | 7.9 | 80.2 | 308 | 45174 |
| Atapattugama | city | Southern Province | Sri Lanka | 6.2166667 | 80.8666667 | 305 | 34641 |
| Ataudagama | city | North Western Province | Sri Lanka | 7.7 | 80.4 | 879 | 45400 |
| Ataudagama | city | North Western Province | Sri Lanka | 7.8666667 | 80.4 | 695 | 45382 |
| Ataudakanda | city | Province of Sabaragamuwa | Sri Lanka | 7.1333333 | 80.2 | 547 | 88220 |
| Atawalmada | city | North Western Province | Sri Lanka | 7.6333333 | 80.45 | 465 | 45406 |
| Atawarala | city | North Western Province | Sri Lanka | 7.8666667 | 80.2 | 314 | 45382 |
| Atawarala | city | North Western Province | Sri Lanka | 7.9333333 | 80.2333333 | 321 | 45372 |
| Atawarala | city | North Western Province | Sri Lanka | 7.8166667 | 80.25 | 367 | 45386 |
| Atawerala | city | North Western Province | Sri Lanka | 7.8166667 | 80.25 | 367 | 45386 |
| Atchuvely | city | North Eastern Province | Sri Lanka | 9.7666667 | 80.1 | 3 | 59985 |
| Atgalgoda | city | Western Province | Sri Lanka | 6.9333333 | 79.9 | 65 | 306208 |
| Athagama | city | Western Province | Sri Lanka | 6.5333333 | 79.9666667 | 0 | 50120 |
| Athalawa | city | Province of Sabaragamuwa | Sri Lanka | 7.1 | 80.2666667 | 449 | 64734 |
| Athapattusiyambalawata | city | North Western Province | Sri Lanka | 7.9 | 80.2 | 308 | 45174 |
| Athaudagama | city | North Western Province | Sri Lanka | 7.8666667 | 80.4 | 695 | 45382 |
| Athgalgoda | city | Western Province | Sri Lanka | 6.9333333 | 79.9 | 65 | 306208 |
| Athgangoda | city | Western Province | Sri Lanka | 6.5333333 | 79.9833333 | 42 | 50120 |
| Athimale Colony | city | Province of Uva | Sri Lanka | 6.8166667 | 81.55 | 252 | 9954 |
| Aththikulama | city | North Western Province | Sri Lanka | 7.8333333 | 80.0166667 | 203 | 40108 |
| Athuruwela | city | North Western Province | Sri Lanka | 7.35 | 80.15 | 278 | 58184 |
| Athuruwella | city | Southern Province | Sri Lanka | 6.4 | 80 | 0 | 59355 |
| Atigala | city | Western Province | Sri Lanka | 6.8833333 | 80.05 | 321 | 383201 |
| Atirahapitiya | city | Central Province | Sri Lanka | 7.4166667 | 80.65 | 1814 | 36273 |
| Attambagaskandura | city | Province of Uva | Sri Lanka | 7.1666667 | 81.05 | 820 | 37828 |
| Attanagalla | city | Western Province | Sri Lanka | 7.1119444 | 80.1327778 | 367 | 131283 |
| Attanagoda | city | Province of Sabaragamuwa | Sri Lanka | 7.2333333 | 80.4 | 1000 | 64716 |
| Attanagola | city | Province of Uva | Sri Lanka | 7.0333333 | 81.2 | 2260 | 34609 |
| Attanagolla | city | Province of Uva | Sri Lanka | 7.0333333 | 81.2 | 2260 | 34609 |
| Attanakadawala | city | North Central Province | Sri Lanka | 7.85 | 80.8666667 | 278 | 15958 |
| Attanakitta | city | Southern Province | Sri Lanka | 6.0166667 | 80.35 | 167 | 81551 |
| Attanakumbura | city | Central Province | Sri Lanka | 7.0666667 | 80.8 | 4097 | 63470 |
| Attanapitiya | city | North Western Province | Sri Lanka | 7.4 | 80.35 | 518 | 50451 |
| Attanapola | city | North Western Province | Sri Lanka | 7.9333333 | 80.3333333 | 374 | 45372 |
| Attanavala | city | Southern Province | Sri Lanka | 6.1666667 | 80.7833333 | 291 | 30864 |
| Attanayakagammedda | city | Central Province | Sri Lanka | 7.2833333 | 80.8666667 | 2109 | 75516 |
| Attanayala | city | Southern Province | Sri Lanka | 6.1666667 | 80.7833333 | 291 | 30864 |
| Attangane | city | North Western Province | Sri Lanka | 7.7 | 79.8666667 | 52 | 28094 |
| Attapitiya | city | Province of Sabaragamuwa | Sri Lanka | 7.2166667 | 80.45 | 803 | 65198 |
| Attaragalla | city | North Western Province | Sri Lanka | 7.9166667 | 80.2833333 | 337 | 45372 |
| Attaragalla | city | Central Province | Sri Lanka | 7.3166667 | 80.7166667 | 2024 | 75643 |
| Attaragallewa | city | North Central Province | Sri Lanka | 7.7333333 | 80.8166667 | 433 | 16801 |
| Attaragama | city | Central Province | Sri Lanka | 7.35 | 80.5833333 | 1371 | 75012 |
| Attaragama Hunnana-oya | city | Central Province | Sri Lanka | 7.35 | 80.5833333 | 1371 | 75012 |
| Attaragama Hunnanoya | city | Central Province | Sri Lanka | 7.35 | 80.5833333 | 1371 | 75012 |
| Attaragoda | city | Southern Province | Sri Lanka | 6.0333333 | 80.25 | 36 | 59158 |
| Attavillu | city | North Western Province | Sri Lanka | 7.9833333 | 79.85 | 52 | 25036 |
| Attavilluwa | city | North Western Province | Sri Lanka | 7.9666667 | 79.85 | 55 | 25036 |
| Attidiya | city | Western Province | Sri Lanka | 6.8333333 | 79.8833333 | 39 | 321713 |
| Attikkuli | city | North Eastern Province | Sri Lanka | 8.5666667 | 79.9666667 | 49 | 16536 |
| Attikkuli | city | North Eastern Province | Sri Lanka | 8.85 | 80 | 39 | 10379 |
| Attikkull | city | North Eastern Province | Sri Lanka | 8.5666667 | 79.9666667 | 49 | 16536 |
| Attikulama | city | North Western Province | Sri Lanka | 7.8333333 | 80.0166667 | 203 | 40108 |
| Attikulama | city | North Western Province | Sri Lanka | 7.9833333 | 80.0166667 | 157 | 30010 |
| Attikulama | city | North Western Province | Sri Lanka | 8.05 | 80.1833333 | 311 | 44140 |
| Attikulama | city | North Western Province | Sri Lanka | 8.0166667 | 80.25 | 305 | 45359 |
| Attikulama | city | North Central Province | Sri Lanka | 8.35 | 80.2833333 | 246 | 15488 |
| Attikulama | city | North Central Province | Sri Lanka | 8.3 | 80.4333333 | 334 | 15489 |
| Attikulama | city | North Central Province | Sri Lanka | 8.1 | 80.5333333 | 475 | 15498 |
| Attimoddai | city | North Eastern Province | Sri Lanka | 9.05 | 80.1 | 13 | 8767 |
| Attuchenai | city | North Eastern Province | Sri Lanka | 7.55 | 81.65 | 370 | 24666 |
| Attudawa | city | Southern Province | Sri Lanka | 6 | 80.5333333 | 29 | 76704 |
| Atugoda | city | Province of Sabaragamuwa | Sri Lanka | 7.2 | 80.3333333 | 787 | 64720 |
| Atukoralayagama | city | North Western Province | Sri Lanka | 7.9833333 | 80.3 | 351 | 45368 |
| Atulugama | city | Western Province | Sri Lanka | 6.7 | 80 | 101 | 88688 |
| Atulugama | city | Province of Sabaragamuwa | Sri Lanka | 6.9833333 | 80.2666667 | 501 | 75577 |
| Atupatdeniya | city | Western Province | Sri Lanka | 7.2833333 | 80.15 | 465 | 129475 |
| Atupotdeniya | city | Western Province | Sri Lanka | 7.2833333 | 80.15 | 465 | 129475 |
| Atupothdeniya | city | Western Province | Sri Lanka | 7.2833333 | 80.15 | 465 | 129475 |
| Atura | city | Western Province | Sri Lanka | 6.65 | 80.1833333 | 472 | 83495 |
| Aturaliya | city | Province of Sabaragamuwa | Sri Lanka | 6.75 | 80.45 | 538 | 44071 |
| Aturaliya | city | Southern Province | Sri Lanka | 6.0666667 | 80.5 | 141 | 89747 |
| Ature | city | Western Province | Sri Lanka | 6.65 | 80.1833333 | 472 | 83495 |
| Aturugiriya | city | Western Province | Sri Lanka | 6.8686111 | 79.9922222 | 308 | 445008 |
| Aturukurutenne | city | North Western Province | Sri Lanka | 7.6333333 | 80.4 | 728 | 45406 |
| Aturupana | city | Province of Sabaragamuwa | Sri Lanka | 7.1666667 | 80.3833333 | 984 | 64720 |
| Aturupolayagama | city | North Western Province | Sri Lanka | 8 | 80.0333333 | 160 | 30010 |
| Aturuwala | city | North Western Province | Sri Lanka | 7.35 | 80.15 | 278 | 58184 |
| Aturuwella | city | Southern Province | Sri Lanka | 6.4 | 80 | 0 | 59355 |
| Atweltota | city | Western Province | Sri Lanka | 6.5447222 | 80.2825 | 567 | 76813 |
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