Siantar Barat Postal Codes: 21111 to 21118 | Pematang Siantar, Sumatera Utara
Postal Codes (Kode pos) for Siantar Barat range from 21111 to 21118 in Pematang Siantar, Sumatera Utara, Indonesia. To find exact Postal Codes and postcodes within Siantar Barat, choose from the districts below.
Postal Codes for Places in Siantar Barat
Showing 8 places in Siantar Barat. Last verified with official records on April 21, 2026.
| Banjar | |
| Bantan | |
| Dwikora | |
| Proklamasi | |
| Simarito | |
| Sipinggol Pinggol | |
| Teladan | |
| Timbang Galung |
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Sample Address Format for Siantar Barat
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Siantar Barat, Pematang Siantar, Sumatera Utara, 21112
INDONESIA
Siantar Barat on the Map
The map above highlights the geographic boundaries of the Siantar Barat districts in Indonesia.
Siantar Barat Quick Facts
| Country | Indonesia (ID) |
|---|---|
| Administrative Path | Indonesia โ Sumatera Utara โ Pematang Siantar |
| Postal Code | 21111~21118 |
| Province | Sumatera Utara |
| Regencies | Pematang Siantar |
| ISO Codes | ID / IDN / 360 |
| Top-level domain (ccTLD) | .id |
| Coordinates | 2.955531, 99.056949 |
| Places | 8 |
What to Know About Siantar Barat
Key Facts
Siantar Barat is a district (kecamatan) located in the city of Pematang Siantar, within the province of North Sumatra, Indonesia. Positioned in the western part of Pematang Siantar, this urban district serves as one of the city's key administrative subdivisions. With an approximate population of around 45,000-50,000 residents, Siantar Barat covers an area of approximately 5-6 square kilometers, making it a moderately dense urban district. The district is divided into several smaller administrative units called kelurahan, which serve as the most local level of governance within the urban framework. As part of Pematang Siantar, which is the second-largest city in North Sumatra after Medan, Siantar Barat benefits from the city's status as an important economic and educational center in the region. The district's urban character reflects the broader city's role as a hub for trade, services, and education in the Lake Toba region. For those seeking detailed postal code information and administrative data for the various neighborhoods within Siantar Barat, comprehensive resources are available to assist with location-specific queries and documentation needs.
Neighboring Regions
- Siantar Selatan
- Siantar Timur
- Siantar Utara
- Siantar Marihat
- Siantar Martoba