| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Sakaemachi (瀬戸市) | 489-0044 |
| Postal/ZIP Codes in Sakauecho (瀬戸市) | 489-0977 |
| Postal/ZIP Codes in Satsukidai (瀬戸市) | 489-0982 |
| Postal/ZIP Codes in Seireicho (瀬戸市) | 489-0863 |
| Postal/ZIP Codes in Setogawacho (瀬戸市) | 489-0041 |
| Postal/ZIP Codes in Setoguchicho (瀬戸市) | 489-0941 |
| Postal/ZIP Codes in Shimmeicho (瀬戸市) | 489-0849 |
| Postal/ZIP Codes in Shimohadagawacho (瀬戸市) | 480-1202 |
| Postal/ZIP Codes in Shimojinyacho (瀬戸市) | 489-0051 |
| Postal/ZIP Codes in Shinanocho (瀬戸市) | 480-1207 |
| Postal/ZIP Codes in Shindencho (瀬戸市) | 489-0949 |
| Postal/ZIP Codes in Shindocho (瀬戸市) | 489-0075 |
| Postal/ZIP Codes in Shingocho (瀬戸市) | 489-0873 |
| Postal/ZIP Codes in Shintocho (瀬戸市) | 489-0058 |
| Postal/ZIP Codes in Shiokusacho (瀬戸市) | 489-0895 |
| Postal/ZIP Codes in Shiraiwacho (瀬戸市) | 480-1213 |
| Postal/ZIP Codes in Shirasakacho (瀬戸市) | 489-0017 |
| Postal/ZIP Codes in Shiroganecho (瀬戸市) | 489-0924 |