Siwalan Postal Codes: 51137 | Pekalongan, Jawa Tengah
The Postal Codes (Kode pos) for Siwalan is 51137 in Pekalongan, Jawa Tengah, Pekalongan, Indonesia. The table below lists Postal Codes and postcodes for places within Siwalan.
Postal Codes for Places in Siwalan
Showing 13 places in Siwalan. Last verified with official records on April 21, 2026.
| Blacanan | |
| Blimbing Wuluh | |
| Boyo Teluk | |
| Depok | |
| Mejasem | |
| Pait | |
| Rembun | |
| Siwalan | |
| Tengeng Wetan | |
| Tengengkulon | |
| Tunjungsari | |
| Wonosari | |
| Yosorejo |
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Sample Address Format for Siwalan
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Siwalan, Pekalongan, Jawa Tengah, 51137
INDONESIA
Siwalan on the Map
The map above highlights the geographic boundaries of the Siwalan districts in Indonesia.
Siwalan Quick Facts
| Country | Indonesia (ID) |
|---|---|
| Administrative Path | Indonesia β Jawa Tengah β Pekalongan |
| Postal Code | 51137 |
| Province | Jawa Tengah |
| Regencies | Pekalongan |
| ISO Codes | ID / IDN / 360 |
| Top-level domain (ccTLD) | .id |
| Coordinates | -6.893026, 109.598985 |
| Places | 13 |
What to Know About Siwalan
Key Facts
Siwalan is a district (kecamatan) located within the Pekalongan Regency of Central Java province, Indonesia. Situated in the northern coastal region of Central Java, Siwalan lies approximately 15 kilometers east of the city of Pekalongan and about 100 kilometers west of Semarang, the provincial capital. This administrative district covers an area of approximately 32 square kilometers and serves as an important agricultural and residential area within the regency. The district is characterized by its low-lying coastal terrain and fertile agricultural lands, supporting various crops including rice, vegetables, and local specialties. Siwalan is divided into 12 villages (desa/kelurahan) that collectively serve a population of around 45,000 residents, making it one of the moderately populated districts within Pekalongan Regency. The area maintains strong cultural ties to Javanese traditions while also reflecting the economic activities typical of coastal Central Java, including fishing, agriculture, and small-scale trade. For those seeking detailed postal code information for the various villages within Siwalan district, our comprehensive database provides accurate and up-to-date addressing data for all 12 sub-regions.
Neighboring Regions
- Karanganyar
- Kandangserang
- Paninggaran
- Kesesi
- Lebakbarang