ZIP Code 46325 is located in Hammond Indiana. 46325 is entirely within Lake County. Regionally, it is located in Metro Chicago.
| ZIP Code Name | Hammond |
| Primary County | Lake County |
| ZIP Code Type | PO Box |
| Current Time | CDT |
| Coordinates | 41.61383438,-87.51371765 |
| Adjacent ZIP Codes | |
| Region | Metro Chicago |
| Metropolitan/Micropolitan Stat Area | Chicago-Naperville-Elgin, IL-IN-WI |
| Time Zone | Central Daylight Time |
| IANA Timezone | America/Chicago |