| Postal Code | 286 01 |
| Postal Code Name | Čáslav |
| Region | Středočeský Region |
| District | Kutná Hora District |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 284 01 285 22 285 25 285 33 285 42 285 43 285 45 285 46 285 47 285 61 285 62 285 63 285 64 285 65 285 71 285 72 285 73 285 75 285 76 535 01 538 41 538 42 538 43 582 82 584 01 |