Sri Lanka Postal Codes: O
Places in Sri Lanka beginning with O — 12 entries. Larger towns link to their own page; smaller ones show their codes here.
| Place | Postal codes |
|---|---|
| Obbegoda | 91007 |
| Oddamavadi | 30420 |
| Ohiya | 90168 |
| Okkampitiya | 91060 |
| Oluvil | 32360 |
| Omalpe | 70215 |
| Onegama | 51004 |
| Opalgala | 21076 |
| Opanayaka | 70080 |
| Opatha | 80142 |
| Orubendi Siyambalawa | 51256 |
| Ovilikanda | 21020 |
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