County ZIP codes · Ohio · FIPS 39117
Morrow County, OH ZIP Codes
Morrow County, Ohio has 18 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 17 residential and 1 for PO boxes or a single organization. 10 of the residential ones lie mainly in Morrow County and 7 mainly in a neighboring county; 11 cross the county line. Median household income ranges from $60,151 in 44833 (Galion) to $100,825 in 43334 (Marengo) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Morrow 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 $67,215 and $73,770.
They carry 16 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 17 residential ZIP codes in Morrow County
10 ZIP codes lie mainly in Morrow County; 7 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 44833 | Galion | 15,892 | 176 | $60k | $146k | 44% |
| 43338 | Mount Gilead | 10,599 | 112 | $72k | $242k | 100% |
| 43315 | Cardington | 6,873 | 82 | $74k | $183k | 90% |
| 43334 | Marengo | 6,326 | 96 | $101k | $263k | 97% |
| 43003 | Ashley | 3,723 | 110 | $70k | $231k | 50% |
| 43320 | Edison | 1,189 | 38 | $52k | $124k | 100% |
| 43321 | Fulton | 378 | 2,471 | $48k | $125k | 100% |
| 43317 | Chesterville | 173 | 786 | $57k | $171k | 100% |
| 43350 | Sparta | 146 | 1,058 | $71k | $158k | 100% |
| 43325 | Iberia | 70 | 83 | – | – | 100% |
Partly in Morrow County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 44904 | Mansfield | 13,450 | 259 | $62k | $212k | 38% |
| 43019 | Fredericktown | 9,445 | 86 | $68k | $207k | 29% |
| 43011 | Centerburg | 6,594 | 82 | $90k | $316k | 15% |
| 43356 | Waldo | 1,120 | 54 | $93k | $251k | 10% |
| 44813 | Bellville | 8,994 | 132 | $78k | $225k | 9% |
| 43314 | Caledonia | 2,438 | 45 | $49k | $148k | 8% |
| 44903 | Mansfield | 25,642 | 225 | $67k | $181k | 4% |
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?
11 ZIP codes of Morrow County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Morrow | Elsewhere |
|---|---|---|
| 44903 | 4% | Richland County 95%; Ashland County 1% |
| 44833 | 44% | Crawford County 42%; Richland County 8%; Marion County 6% |
| 44904 | 38% | Richland County 62% |
| 43019 | 29% | Knox County 69%; Richland County 3% |
| 44813 | 9% | Richland County 86%; Knox County 5% |
| 43315 | 90% | Marion County 10% |
| 43011 | 15% | Knox County 52%; Licking County 19%; Delaware County 14% |
| 43334 | 97% | Delaware County 3% |
| 43003 | 50% | Delaware County 50% |
| 43314 | 8% | Marion County 80%; Crawford County 12% |
| 43356 | 10% | Marion County 73%; Delaware County 18% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 43349 | Shauck |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Morrow County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Morrow County's ZIP codes use 4 prefixes: 430, 433, 448 and 449.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 430 | Columbus, OH (SCF 430) | 3 | 70 |
| 433 | Columbus, OH (SCF 430) | 11 | 43 |
| 448 | Cleveland, OH (SCF 440) | 2 | 63 |
| 449 | Cleveland, OH (SCF 440) | 2 | 7 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.