County ZIP codes · Virginia · FIPS 51093
Isle of Wight County, VA ZIP Codes
Isle of Wight County, Virginia has 11 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 8 residential and 3 for PO boxes or a single organization. 6 of the residential ones lie mainly in Isle of Wight County and 2 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $70,122 in 23851 (Franklin) to $104,065 in 23430 (Smithfield) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Isle of Wight County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $70,122 and $104,029.
They carry 8 postal town names: Smithfield, Franklin, Carrollton, Windsor, Zuni, Ivor, Carrsville, Battery Park.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 8 residential ZIP codes in Isle of Wight County
6 ZIP codes lie mainly in Isle of Wight County; 2 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 23430 | Smithfield | 19,109 | 184 | $104k | $367k | 97% |
| 23314 | Carrollton | 10,099 | 519 | $104k | $410k | 100% |
| 23487 | Windsor | 6,477 | 68 | $74k | $290k | 100% |
| 23898 | Zuni | 2,246 | 45 | $80k | $297k | 50% |
| 23315 | Carrsville | 1,391 | 46 | $72k | $255k | 100% |
| 23304 | Battery Park | 45 | 247 | $118k | – | 100% |
Partly in Isle of Wight County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
4 ZIP codes of Isle of Wight County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Isle of Wight | Elsewhere |
|---|---|---|
| 23430 | 97% | Surry County3% |
| 23851 | 14% | Southampton County79%; Franklin city8% |
| 23898 | 50% | Southampton County50% |
| 23866 | 36% | Southampton County64% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 23397 | Isle Of Wight |
| 23424 | Rescue |
| 23431 | Smithfield |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Isle of Wight County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Isle of Wight County's ZIP codes use 3 prefixes: 233, 234 and 238.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 233 | Norfolk, VA (SCF 233) | 4 | 38 |
| 234 | Norfolk, VA (SCF 233) | 4 | 63 |
| 238 | Richmond, VA (SCF 230) | 3 | 59 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.