Postal codes in Iwanuma-shi, Miyagi
宮城県岩沼市 — 48 postal codes. General code: 989-2400. Local government code 04211.
Address example
1-2-3 Ainohara, Iwanuma-shi, Miyagi 989-2431, Japan
〒989-2431 宮城県岩沼市相の原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 |
|---|---|
| 989-2400 | (any other address in this municipality) （下に掲載がない場合） Iwanuma-shi, Miyagi 989-2400, Japan |
| 989-2431 | Ainohara 相の原 Ainohara, Iwanuma-shi, Miyagi 989-2431, Japan |
| 989-2474 | Asahi 朝日 Asahi, Iwanuma-shi, Miyagi 989-2474, Japan |
| 989-2478 | Asahino あさひ野 Asahino, Iwanuma-shi, Miyagi 989-2478, Japan |
| 989-2435 | Abukuma 阿武隈 Abukuma, Iwanuma-shi, Miyagi 989-2435, Japan |
| 989-2463 | Arai 荒井 Arai, Iwanuma-shi, Miyagi 989-2463, Japan |
| 989-2443 | Inaricho 稲荷町 Inaricho, Iwanuma-shi, Miyagi 989-2443, Japan |
| 989-2442 | Otecho 大手町 Otecho, Iwanuma-shi, Miyagi 989-2442, Japan |
| 989-2471 | Ogawa 小川 Ogawa, Iwanuma-shi, Miyagi 989-2471, Japan |
| 989-2423 | Oshiwake 押分 Oshiwake, Iwanuma-shi, Miyagi 989-2423, Japan |
| 989-2472 | Kajibashi 梶橋 Kajibashi, Iwanuma-shi, Miyagi 989-2472, Japan |
| 989-2455 | Kitahase 北長谷 Kitahase, Iwanuma-shi, Miyagi 989-2455, Japan |
| 989-2420 | Kukonishi 空港西 Kukonishi, Iwanuma-shi, Miyagi 989-2420, Japan |
| 989-2422 | Kukominami 空港南 Kukominami, Iwanuma-shi, Miyagi 989-2422, Japan |
| 989-2445 | Kuwabara 桑原 Kuwabara, Iwanuma-shi, Miyagi 989-2445, Japan |
| 989-2447 | Kuwabaranishi 桑原西 Kuwabaranishi, Iwanuma-shi, Miyagi 989-2447, Japan |
| 989-2473 | Sakaecho 栄町 Sakaecho, Iwanuma-shi, Miyagi 989-2473, Japan |
| 989-2433 | Sakura 桜 Sakura, Iwanuma-shi, Miyagi 989-2433, Japan |
| 989-2427 | Satonomori 里の杜 Satonomori, Iwanuma-shi, Miyagi 989-2427, Japan |
| 989-2465 | Shiga 志賀 Shiga, Iwanuma-shi, Miyagi 989-2465, Japan |
| 989-2476 | Shikishima 敷島 Shikishima, Iwanuma-shi, Miyagi 989-2476, Japan |
| 989-2421 | Shimonogo 下野郷 Shimonogo, Iwanuma-shi, Miyagi 989-2421, Japan |
| 989-2426 | Suehiro 末広 Suehiro, Iwanuma-shi, Miyagi 989-2426, Japan |
| 989-2453 | Daishowa 大昭和 Daishowa, Iwanuma-shi, Miyagi 989-2453, Japan |
| 989-2452 | Takekuma 武隈 Takekuma, Iwanuma-shi, Miyagi 989-2452, Japan |
| 989-2459 | Takekuma たけくま Takekuma, Iwanuma-shi, Miyagi 989-2459, Japan |
| 989-2458 | Takenosato 竹の里 Takenosato, Iwanuma-shi, Miyagi 989-2458, Japan |
| 989-2441 | Tateshita 館下 Tateshita, Iwanuma-shi, Miyagi 989-2441, Japan |
| 989-2428 | Tamauranishi 玉浦西 Tamauranishi, Iwanuma-shi, Miyagi 989-2428, Japan |
| 989-2432 | Chuo 中央 Chuo, Iwanuma-shi, Miyagi 989-2432, Japan |
| 989-2425 | Terashima 寺島 Terashima, Iwanuma-shi, Miyagi 989-2425, Japan |
| 989-2451 | Dogasaki 土ケ崎 Dogasaki, Iwanuma-shi, Miyagi 989-2451, Japan |
| 989-2461 | Nagaoka 長岡 Nagaoka, Iwanuma-shi, Miyagi 989-2461, Japan |
| 989-2446 | Nishirokkaku 西六角 Nishirokkaku, Iwanuma-shi, Miyagi 989-2446, Japan |
| 989-2424 | Hayamata 早股 Hayamata, Iwanuma-shi, Miyagi 989-2424, Japan |
| 989-2477 | Higashiyachi 東谷地 Higashiyachi, Iwanuma-shi, Miyagi 989-2477, Japan |
| 989-2457 | Byodo 平等 Byodo, Iwanuma-shi, Miyagi 989-2457, Japan |
| 989-2436 | Fukiage 吹上 Fukiage, Iwanuma-shi, Miyagi 989-2436, Japan |
| 989-2437 | Fukiagenishi 吹上西 Fukiagenishi, Iwanuma-shi, Miyagi 989-2437, Japan |
| 989-2434 | Fujinami 藤浪 Fujinami, Iwanuma-shi, Miyagi 989-2434, Japan |
| 989-2448 | Futaki 二木 Futaki, Iwanuma-shi, Miyagi 989-2448, Japan |
| 989-2444 | Honcho 本町 Honcho, Iwanuma-shi, Miyagi 989-2444, Japan |
| 989-2456 | Matsugaoka 松ケ丘 Matsugaoka, Iwanuma-shi, Miyagi 989-2456, Japan |
| 989-2464 | Miiroyoshi 三色吉 Miiroyoshi, Iwanuma-shi, Miyagi 989-2464, Japan |
| 989-2454 | Minamihase 南長谷 Minamihase, Iwanuma-shi, Miyagi 989-2454, Japan |
| 989-2429 | Megumino 恵み野 Megumino, Iwanuma-shi, Miyagi 989-2429, Japan |
| 989-2462 | Yamazakura 山桜 Yamazakura, Iwanuma-shi, Miyagi 989-2462, Japan |
| 989-2475 | Yamato 大和 Yamato, Iwanuma-shi, Miyagi 989-2475, 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.