Sri Lanka Trincomalee District Postal Codes
| Agbopura | TC | 31304 | | KantalaiSugarFactory | | 31306 | | Serunuwara | | 31232 |
| Buckmigama | | 31028 | | Lankapatuna | | 31234 | | Seruwila | | 31260 |
| Chinabay | | 31050 | | Mahadivulwewa | | 31036 | | Sirajnagar | | 31314 |
| Dehiwatte | | 31226 | | Maharugiramam | | 31106 | | Somapura | | 31222 |
| Echchilampattai | | 31236 | | Mallikativu | | 31224 | | Tampalakamam | | 31046 |
| Galmetiyawa | | 31318 | | Mawadichenai | | 31238 | | Tiriyayi | | 31016 |
| Gomarankadawala | | 31026 | | Pankulam | | 31034 | | Toppur | | 31250 |
| Kaddaiparichchan | | 31212 | | Rottawewa | | 31038 | | Trincomalee | | 31000 |
| Kanniya | | 31032 | | Sampaltivu | | 31006 | | Vellamanal | | 31053 |
| Kantalai | | 31300 | | Sampur | | 31216 | | Wanela | | 31308 |
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