County ZIP codes · Mississippi · FIPS 28095
Monroe County, MS ZIP Codes
Monroe County, Mississippi has 13 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 12 residential and 1 for PO boxes or a single organization. 6 of the residential ones lie mainly in Monroe County and 6 mainly in a neighboring county; 7 cross the county line. Median household income ranges from $40,019 in 39773 (West Point) to $83,240 in 39740 (Caledonia) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Monroe 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 $41,293 and $58,834.
They carry 12 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 12 residential ZIP codes in Monroe County
6 ZIP codes lie mainly in Monroe County; 6 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 38821 | Amory | 12,546 | 91 | $59k | $179k | 100% |
| 39730 | Aberdeen | 11,291 | 45 | $43k | $94k | 100% |
| 39746 | Hamilton | 2,908 | 33 | $58k | $84k | 100% |
| 38870 | Smithville | 2,133 | 31 | $71k | $139k | 70% |
| 38848 | Greenwood Springs | 965 | 12 | $81k | $234k | 100% |
| 38844 | Gattman | 161 | 12 | $66k | – | 100% |
Partly in Monroe County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 39756 | Prairie | 2,140 | 30 | $58k | $80k | 40% |
| 38858 | Nettleton | 5,442 | 45 | $56k | $125k | 38% |
| 39740 | Caledonia | 6,143 | 77 | $83k | $190k | 32% |
| 38860 | Okolona | 5,388 | 39 | $41k | $100k | 22% |
| 38868 | Shannon | 4,371 | 60 | $41k | $142k | 7% |
| 39773 | West Point | 14,758 | 67 | $40k | $154k | 5% |
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?
7 ZIP codes of Monroe County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Monroe | Elsewhere |
|---|---|---|
| 39773 | 5% | Clay County 95% |
| 39740 | 32% | Lowndes County 68% |
| 38858 | 38% | Itawamba County 45%; Lee County 18% |
| 38860 | 22% | Chickasaw County 74%; Lee County 3% |
| 38868 | 7% | Lee County 74%; Pontotoc County 15%; Chickasaw County 3% |
| 39756 | 40% | Clay County 46%; Chickasaw County 14% |
| 38870 | 70% | Itawamba County 30% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 38825 | Becker |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Monroe County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Monroe County's ZIP codes use 2 prefixes: 388 and 397.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.