County ZIP codes · Mississippi · FIPS 28047
Harrison County, MS ZIP Codes
Harrison County, Mississippi has 18 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 13 residential and 5 for PO boxes or a single organization. 11 of the residential ones lie mainly in Harrison County and 2 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $34,758 in 39501 (Gulfport) to $87,739 in 39565 (Vancleave) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Harrison 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 $54,657 and $69,769.
They carry 8 postal town names: Gulfport, Biloxi, Vancleave, Long Beach, Pass Christian, Saucier, Diberville, Perkinston.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 13 residential ZIP codes in Harrison County
11 ZIP codes lie mainly in Harrison County; 2 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 39503 | Gulfport | 55,059 | 482 | $63k | $204k | 100% |
| 39532 | Biloxi | 36,662 | 446 | $69k | $244k | 90% |
| 39501 | Gulfport | 22,565 | 1,572 | $35k | $122k | 100% |
| 39531 | Biloxi | 18,918 | 2,849 | $54k | $212k | 100% |
| 39560 | Long Beach | 18,702 | 923 | $70k | $219k | 100% |
| 39507 | Gulfport | 18,564 | 2,258 | $55k | $218k | 100% |
| 39571 | Pass Christian | 14,739 | 171 | $70k | $256k | 96% |
| 39574 | Saucier | 13,535 | 64 | $70k | $212k | 98% |
| 39540 | Diberville | 13,203 | 1,160 | $66k | $210k | 100% |
| 39530 | Biloxi | 7,701 | 1,711 | $41k | $161k | 100% |
| 39534 | Biloxi | 1,857 | 1,060 | – | – | 100% |
Partly in Harrison 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?
5 ZIP codes of Harrison County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Harrison | Elsewhere |
|---|---|---|
| 39532 | 90% | Jackson County 10% |
| 39565 | 4% | Jackson County 96% |
| 39571 | 96% | Hancock County 4% |
| 39574 | 98% | Stone County 2% |
| 39573 | 3% | Stone County 59%; George County 16%; Hancock County 11%; Jackson County 8%; Pearl River County 3% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Harrison County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Harrison County starts with 395.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 395 | Gulfport, MS (SCF 395) | 18 | 41 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.