Postal codes in Annaka-shi, Gumma
群馬県安中市 — 52 postal codes. General code: 379-0100. Local government code 10211.
Address example
1-2-3 Akimaminorigaoka, Annaka-shi, Gumma 379-0109, Japan
〒379-0109 群馬県安中市秋間みのりが丘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 |
|---|---|
| 379-0100 | (any other address in this municipality) （下に掲載がない場合） Annaka-shi, Gumma 379-0100, Japan |
| 379-0109 | Akimaminorigaoka 秋間みのりが丘 Akimaminorigaoka, Annaka-shi, Gumma 379-0109, Japan |
| 379-0116 | Annaka 安中 Annaka, Annaka-shi, Gumma 379-0116, Japan |
| 379-0127 | Isobe 磯部 Isobe, Annaka-shi, Gumma 379-0127, Japan |
| 379-0111 | Itahana 板鼻 Itahana, Annaka-shi, Gumma 379-0111, Japan |
| 379-0112 | Iwai 岩井 Iwai, Annaka-shi, Gumma 379-0112, Japan |
| 379-0121 | Otake 大竹 Otake, Annaka-shi, Gumma 379-0121, Japan |
| 379-0113 | Oya 大谷 Oya, Annaka-shi, Gumma 379-0113, Japan |
| 379-0105 | Omata 小俣 Omata, Annaka-shi, Gumma 379-0105, Japan |
| 379-0108 | Kamigokan 上後閑 Kamigokan, Annaka-shi, Gumma 379-0108, Japan |
| 379-0123 | Kamimanita 上間仁田 Kamimanita, Annaka-shi, Gumma 379-0123, Japan |
| 379-0135 | Gobara 郷原 Gobara, Annaka-shi, Gumma 379-0135, Japan |
| 379-0132 | Kobetsuto 高別当 Kobetsuto, Annaka-shi, Gumma 379-0132, Japan |
| 379-0124 | Saginomiya 鷺宮 Saginomiya, Annaka-shi, Gumma 379-0124, Japan |
| 379-0104 | Shimoakima 下秋間 Shimoakima, Annaka-shi, Gumma 379-0104, Japan |
| 379-0129 | Shimoisobe 下磯部 Shimoisobe, Annaka-shi, Gumma 379-0129, Japan |
| 379-0106 | Shimogokan 下後閑 Shimogokan, Annaka-shi, Gumma 379-0106, Japan |
| 379-0122 | Shimomanita 下間仁田 Shimomanita, Annaka-shi, Gumma 379-0122, Japan |
| 379-0103 | Nakaakima 中秋間 Nakaakima, Annaka-shi, Gumma 379-0103, Japan |
| 379-0107 | Nakagokan 中後閑 Nakagokan, Annaka-shi, Gumma 379-0107, Japan |
| 379-0115 | Nakajuku 中宿 Nakajuku, Annaka-shi, Gumma 379-0115, Japan |
| 379-0125 | Nakanoya 中野谷 Nakanoya, Annaka-shi, Gumma 379-0125, Japan |
| 379-0101 | Nishikamiakima 西上秋間 Nishikamiakima, Annaka-shi, Gumma 379-0101, Japan |
| 379-0126 | Nishikamiisobe 西上磯部 Nishikamiisobe, Annaka-shi, Gumma 379-0126, Japan |
| 379-0114 | Nodono 野殿 Nodono, Annaka-shi, Gumma 379-0114, Japan |
| 379-0133 | Haraichi 原市 Haraichi, Annaka-shi, Gumma 379-0133, Japan |
| 379-0102 | Higashikamiakima 東上秋間 Higashikamiakima, Annaka-shi, Gumma 379-0102, Japan |
| 379-0128 | Higashikamiisobe 東上磯部 Higashikamiisobe, Annaka-shi, Gumma 379-0128, Japan |
| 379-0131 | Furuya 古屋 Furuya, Annaka-shi, Gumma 379-0131, Japan |
| 379-0216 | Matsuidamachi Arai 松井田町新井 Matsuidamachi Arai, Annaka-shi, Gumma 379-0216, Japan |
| 379-0305 | Matsuidamachi Iriyama 松井田町入山 Matsuidamachi Iriyama, Annaka-shi, Gumma 379-0305, Japan |
| 379-0226 | Matsuidamachi Okunada 松井田町行田 Matsuidamachi Okunada, Annaka-shi, Gumma 379-0226, Japan |
| 379-0213 | Matsuidamachi Obinata 松井田町小日向 Matsuidamachi Obinata, Annaka-shi, Gumma 379-0213, Japan |
| 379-0211 | Matsuidamachi Kamimasuda 松井田町上増田 Matsuidamachi Kamimasuda, Annaka-shi, Gumma 379-0211, Japan |
| 379-0304 | Matsuidamachi Kitanomaki 松井田町北野牧 Matsuidamachi Kitanomaki, Annaka-shi, Gumma 379-0304, Japan |
| 379-0214 | Matsuidamachi Kokuga 松井田町国衙 Matsuidamachi Kokuga, Annaka-shi, Gumma 379-0214, Japan |
| 379-0302 | Matsuidamachi Goryo 松井田町五料 Matsuidamachi Goryo, Annaka-shi, Gumma 379-0302, Japan |
| 379-0307 | Matsuidamachi Sakamoto 松井田町坂本 Matsuidamachi Sakamoto, Annaka-shi, Gumma 379-0307, Japan |
| 379-0212 | Matsuidamachi Shimomasuda 松井田町下増田 Matsuidamachi Shimomasuda, Annaka-shi, Gumma 379-0212, Japan |
| 379-0215 | Matsuidamachi Takanashi 松井田町高梨子 Matsuidamachi Takanashi, Annaka-shi, Gumma 379-0215, Japan |
| 389-0121 | Matsuidamachi Toge 松井田町峠 Matsuidamachi Toge, Annaka-shi, Gumma 389-0121, Japan |
| 379-0221 | Matsuidamachi Niibori 松井田町新堀 Matsuidamachi Niibori, Annaka-shi, Gumma 379-0221, Japan |
| 379-0223 | Matsuidamachi Nikenzaike 松井田町二軒在家 Matsuidamachi Nikenzaike, Annaka-shi, Gumma 379-0223, Japan |
| 379-0303 | Matsuidamachi Nishinomaki 松井田町西野牧 Matsuidamachi Nishinomaki, Annaka-shi, Gumma 379-0303, Japan |
| 379-0306 | Matsuidamachi Hara 松井田町原 Matsuidamachi Hara, Annaka-shi, Gumma 379-0306, Japan |
| 379-0217 | Matsuidamachi Hijishio 松井田町土塩 Matsuidamachi Hijishio, Annaka-shi, Gumma 379-0217, Japan |
| 379-0224 | Matsuidamachi Hitomi 松井田町人見 Matsuidamachi Hitomi, Annaka-shi, Gumma 379-0224, Japan |
| 379-0222 | Matsuidamachi Matsuida 松井田町松井田 Matsuidamachi Matsuida, Annaka-shi, Gumma 379-0222, Japan |
| 379-0225 | Matsuidamachi Yashiro 松井田町八城 Matsuidamachi Yashiro, Annaka-shi, Gumma 379-0225, Japan |
| 379-0301 | Matsuidamachi Yokokawa 松井田町横川 Matsuidamachi Yokokawa, Annaka-shi, Gumma 379-0301, Japan |
| 379-0136 | Mine 嶺 Mine, Annaka-shi, Gumma 379-0136, Japan |
| 379-0134 | Yanase 簗瀬 Yanase, Annaka-shi, Gumma 379-0134, 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.