ZIP Code 23431 is located in Smithfield Virginia. 23431 is entirely within Isle Of Wight County. Regionally, it is located in the Tidewater Region.
| ZIP Code Name | Smithfield |
| Primary County | Isle Of Wight County |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 36.98142624,-76.63272858 |
| Adjacent ZIP Codes | |
| Region | Tidewater Region |
| Metropolitan/Micropolitan Stat Area | Virginia Beach-Norfolk-Newport News, VA-NC |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |