| Postal Code | Area | |
|---|---|---|
| 743-0001 | Murozumimura (室積村) | View |
| 743-0002 | Murozumi Ura (室積浦) | View |
| 743-0003 | Ushima (牛島) | View |
| 743-0004 | Murozumi Ichinobe (室積市延) | View |
| 743-0005 | Murozumi Higashinosho (室積東ノ庄) | View |
| 743-0006 | Murozumi Jinden (室積神田) | View |
| 743-0007 | Murozumi (室積) | View |
| 743-0008 | Murozumi Chuocho (室積中央町) | View |
| 743-0009 | Murozumi Matsubara (室積松原) | View |
| 743-0011 | Mitsui (光井) | View |
| 743-0012 | Senbodai (千坊台) | View |
| 743-0013 | Chuo (中央) | View |
| 743-0021 | Asae (浅江) | View |
| 743-0022 | Nijigahama (虹ケ浜) | View |
| 743-0023 | Hikarigaoka (光ケ丘) | View |
| 743-0031 | Nijigaoka (虹ケ丘) | View |
| 743-0041 | Maruyamacho (丸山町) | View |
| 743-0042 | Takaramachi (宝町) | View |
| 743-0043 | Kyowacho (協和町) | View |
| 743-0044 | Wadacho (和田町) | View |