Postal Code 10304
Siddamulla · Colombo, Western Province
10304 is the postal code of Siddamulla in Colombo, Western Province, Sri Lanka.
- Postal Code
- 10304
- District
- Colombo
- Province
- Western Province
- Country
- Sri Lanka
Place with postal code 10304
| Place | District | Location |
|---|---|---|
| Siddamulla | Colombo | 6.823, 79.959 |
Near Colombo
The nearest major city is Colombo, about 17 km away.
Nearby postal codes
Frequently asked questions
Which places use postal code 10304?
Siddamulla.
Which district and province is 10304 in?
Colombo, Western Province, Sri Lanka.
What is the nearest major city to 10304?
Colombo, about 17 km away.
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.