ZIP Code 21803 is located in Salisbury Maryland. 21803 is entirely within Wicomico County. Regionally, it is located in the DELMARVA Region.
| ZIP Code Name | Salisbury |
| Primary County | Wicomico County |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 38.36558151,-75.59910583 |
| Adjacent ZIP Codes | |
| Region | DELMARVA Region |
| Metropolitan/Micropolitan Stat Area | Salisbury, MD-DE |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |