ZIP Code 01601 is located in Worcester Massachusetts. 01601 is entirely within Worcester County. Regionally, it is located in Metro Boston.
| ZIP Code Name | Worcester |
| Primary County | Worcester County |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 42.26280975,-71.80246735 |
| Adjacent ZIP Codes | |
| Region | Metro Boston |
| Metropolitan/Micropolitan Stat Area | Worcester, MA-CT |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |