| Place | Post Code |
|---|---|
| 篠本 (Sasamoto, Chiba) | 289-1701 |
| 篠本根切 (Sasamotonegiri, Chiba) | 289-1708 |
| 芝崎 (Shibasaki, Chiba) | 289-1715 |
| 芝崎南 (Shibasakiminami, Chiba) | 289-1716 |
| 曽根合 (Soneai, Chiba) | 289-1747 |
| 寺方 (Terakata, Chiba) | 289-1746 |
| 富下 (Tomishita, Chiba) | 289-1704 |
| 鳥喰上 (Torihamikami, Chiba) | 289-1738 |
| 鳥喰下 (Torihamishimo, Chiba) | 289-1737 |
| 鳥喰新田 (Torihamishinden, Chiba) | 289-1739 |
| 取立 (Toritate, Chiba) | 289-1753 |
| 遠山 (Toyama, Chiba) | 289-1757 |
| 姥山 (Ubayama, Chiba) | 289-1752 |
| 牛熊 (Ushikuma, Chiba) | 289-1742 |
| 屋形 (Yakata, Chiba) | 289-1735 |
| 谷中 (Yanaka, Chiba) | 289-1721 |
| 谷台 (Yatsudai, Chiba) | 289-1743 |
| 横芝 (Yokoshiba, Chiba) | 289-1732 |
| Postal Codes in Sambu | |
|---|---|
| Kujukuri (九十九里町) | |
| Shibayama (芝山町) | |
| Yokoshibahikari (横芝光町) | |