01546 is the ZIP Code for The USPS Central Mass Processing and Distribution Center in Shrewsbury, Massachusetts. 01546 is entirely within Worcester County. Regionally, it is located in Metro Boston.
| ZIP Code Name | Shrewsbury |
| Organization | The USPS Central Mass Processing and Distribution Center |
| Primary County | Worcester County |
| ZIP Code Type | Unique |
| Current Time | EDT |
| Coordinates | 42.29200363,-71.74616241 |
| Adjacent ZIP Codes | |
| Region | Metro Boston |
| Metropolitan/Micropolitan Stat Area | Worcester, MA-CT |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |