| Code | Name | Region |
|---|---|---|
| JPSHR | Shari | 1 |
| JPSBU | Shibaura | 13 |
| JPSBY | Shibayama | 28 |
| JPSBH | Shibetsu | 1 |
| JPBKW | Shibukawa | 10 |
| JPSKB | Shibukawa | 33 |
| JPSBS | Shibushi | 46 |
| JPSBI | Shibuya Tokyo | 13 |
| JPSCH | Shichirinagahama | 2 |
| JPSCR | Shichirui | 32 |
| JPSID | Shido | 37 |
| JPSIG | Shigei | 34 |
| JPSGI | Shigetomi | 46 |
| JPSIN | Shiinoki | 46 |
| JPSKM | Shikama | 28 |
| JPSIK | Shikamachi | 42 |
| JPSTJ | Shikata | 34 |
| JPSAR | Shikaura | 46 |
| JPTJZ | Shiki | 11 |
| JPSEB | Seibu | 13 |
| JPSEG | Seigaura | 46 |
| JPSEI | Seki | 21 |
| JPSEK | Sekinehama | 2 |
| JPSKY | Sekiya | 37 |
| JPSDJ | Sendai, Miyagi | 4 |
| JPSDS | Sendaishinko | 4 |
| JPSGM | Sendaishiogama | 4 |
| JPSEE | Sennan | 27 |
| JPSSU | Sensyu | 27 |
| JPSZK | Senzaki | 35 |
| JPSES | Sesoko | 47 |
| JPSEA | Setagaya-ku/tokyo | 13 |
| JPSTN | Setana | 1 |
| JPSET | Seto | 42 |
| JPSXT | Seto, Kagawa | 37 |
| JPSTT | Seto, Kagoshima | 46 |
| JPSTD | Setoda | 34 |
| JPSTP | Setouchi | 33 |
| JPSST | Settsu | 27 |
| JPSPK | Sapporo | 1 |
| JPSAS | Sasago | 32 |
| JPSSY | Sasayama | 28 |
| JPSSB | Sasebo | 42 |
| JPSSI | Sashiki | 43 |
| JPSSE | Sasue | 46 |
| JPSSN | Sasuna | 42 |
| JPSTA | Sata | 46 |
| JPSAO | Sato | 46 |
| JPSTE | Satoura | 37 |
| JPSTW | Satsukawawan | 46 |