ZIP codes in Portsmouth city
9 ZIPs touch Portsmouth city, Virginia. The blue dashed line is the county border; orange ZIPs reach into it.
9
ZIP codes
1
cross the county line
137,321
people in these ZIPs
133
counties in VA
Most people
Portsmouth city ZIP list
More counties in Virginia
- Orange County13
- Page County6
- Patrick County15
- Petersburg city2
- Pittsylvania County21
- Poquoson city1
- Powhatan County5
- Prince Edward County12
- Prince George County9
- Prince William County25
- Pulaski County11
- Radford city2
Questions people actually ask
How many ZIP codes are in Portsmouth city, Virginia?
9 ZIP codes reach into Portsmouth city, including 1 PO Box or single-address ZIPs placed by the town they serve. 1 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Portsmouth city has the most people?
23321 (Chesapeake) has about 40,176 residents, the most of any ZIP touching Portsmouth city, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Portsmouth city and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Portsmouth city. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from