Postal Code 31100
Kinniya · Trincomalee, Eastern Province
31100 is the postal code of Kinniya in Trincomalee, Eastern Province, Sri Lanka.
- Postal Code
- 31100
- District
- Trincomalee
- Province
- Eastern Province
- Country
- Sri Lanka
Place with postal code 31100
| Place | District | Location |
|---|---|---|
| Kinniya | Trincomalee | 8.498, 81.178 |
Nearby postal codes
Frequently asked questions
Which places use postal code 31100?
Kinniya.
Which district and province is 31100 in?
Trincomalee, Eastern Province, Sri Lanka.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.