Postal codes in Shibayama-machi, Sambu-gun, Chiba
千葉県山武郡芝山町 — 28 postal codes. General code: 289-1600. Local government code 12409.
Address example
1-2-3 Asakura, Shibayama-machi, Sambu-gun, Chiba 289-1607, Japan
〒289-1607 千葉県山武郡芝山町朝倉1-2-3
Replace 1-2-3 with the chome-ban-go (block and lot) number, and add the building and room number before it.
| Postal code | Town / English address |
|---|---|
| 289-1600 | (any other address in this municipality) （下に掲載がない場合） Shibayama-machi, Sambu-gun, Chiba 289-1600, Japan |
| 289-1607 | Asakura 朝倉 Asakura, Shibayama-machi, Sambu-gun, Chiba 289-1607, Japan |
| 289-1604 | Ibitsu 飯櫃 Ibitsu, Shibayama-machi, Sambu-gun, Chiba 289-1604, Japan |
| 282-0035 | Iwayama 岩山 成田国際空港内 Iwayama, Shibayama-machi, Sambu-gun, Chiba 282-0035, Japan |
| 289-1608 | Iwayama 岩山 その他 Iwayama, Shibayama-machi, Sambu-gun, Chiba 289-1608, Japan |
| 282-0034 | Osato 大里 成田国際空港内 Osato, Shibayama-machi, Sambu-gun, Chiba 282-0034, Japan |
| 289-1603 | Osato 大里 その他 Osato, Shibayama-machi, Sambu-gun, Chiba 289-1603, Japan |
| 289-1605 | Odai 大台 Odai, Shibayama-machi, Sambu-gun, Chiba 289-1605, Japan |
| 289-1611 | Obaraku 小原子 Obaraku, Shibayama-machi, Sambu-gun, Chiba 289-1611, Japan |
| 289-1612 | Kamifukiire 上吹入 Kamifukiire, Shibayama-machi, Sambu-gun, Chiba 289-1612, Japan |
| 282-0032 | Kayamashinden 香山新田 成田国際空港内 Kayamashinden, Shibayama-machi, Sambu-gun, Chiba 282-0032, Japan |
| 289-1601 | Kayamashinden 香山新田 その他 Kayamashinden, Shibayama-machi, Sambu-gun, Chiba 289-1601, Japan |
| 289-1624 | Koike 小池 Koike, Shibayama-machi, Sambu-gun, Chiba 289-1624, Japan |
| 289-1615 | Sakai 境 Sakai, Shibayama-machi, Sambu-gun, Chiba 289-1615, Japan |
| 289-1619 | Shibayama 芝山 Shibayama, Shibayama-machi, Sambu-gun, Chiba 289-1619, Japan |
| 289-1613 | Shimofukiire 下吹入 Shimofukiire, Shibayama-machi, Sambu-gun, Chiba 289-1613, Japan |
| 289-1623 | Takada 高田 Takada, Shibayama-machi, Sambu-gun, Chiba 289-1623, Japan |
| 289-1616 | Takaya 高谷 Takaya, Shibayama-machi, Sambu-gun, Chiba 289-1616, Japan |
| 289-1617 | Tonobeta 殿部田 Tonobeta, Shibayama-machi, Sambu-gun, Chiba 289-1617, Japan |
| 289-1625 | Niida 新井田 Niida, Shibayama-machi, Sambu-gun, Chiba 289-1625, Japan |
| 289-1626 | Niidashinden 新井田新田 Niidashinden, Shibayama-machi, Sambu-gun, Chiba 289-1626, Japan |
| 282-0033 | Hishida 菱田 成田国際空港内 Hishida, Shibayama-machi, Sambu-gun, Chiba 282-0033, Japan |
| 289-1602 | Hishida 菱田 その他 Hishida, Shibayama-machi, Sambu-gun, Chiba 289-1602, Japan |
| 289-1622 | Homa 宝馬 Homa, Shibayama-machi, Sambu-gun, Chiba 289-1622, Japan |
| 289-1621 | Makino 牧野 Makino, Shibayama-machi, Sambu-gun, Chiba 289-1621, Japan |
| 289-1614 | Miyazaki 宮崎 Miyazaki, Shibayama-machi, Sambu-gun, Chiba 289-1614, Japan |
| 289-1606 | Yamada 山田 Yamada, Shibayama-machi, Sambu-gun, Chiba 289-1606, Japan |
| 289-1618 | Yamanaka 山中 Yamanaka, Shibayama-machi, Sambu-gun, Chiba 289-1618, Japan |
Source: Japan Post postal code data (UTF-8 edition, updated Aug 31, 2026) and romanized edition (KEN_ALL_ROME, June 2025). Japan Post does not claim copyright on postal code data and allows free redistribution. Romaji follows Japan Post (long vowels are not marked). * = romanized by this site from the kana reading because the town is not yet in the romanized edition.