County ZIP codes · Ohio · FIPS 39149
Shelby County, OH ZIP Codes
Shelby County, Ohio has 19 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 18 residential and 1 for PO boxes or a single organization. 11 of the residential ones lie mainly in Shelby County and 7 mainly in a neighboring county; 10 cross the county line. Median household income ranges from $63,906 in 45333 (Houston) to $95,268 in 45363 (Russia) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Shelby 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 $69,188 and $88,277.
They carry 18 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 18 residential ZIP codes in Shelby County
11 ZIP codes lie mainly in Shelby County; 7 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 45365 | Sidney | 28,965 | 186 | $67k | $182k | 99% |
| 45302 | Anna | 4,338 | 83 | $92k | $242k | 100% |
| 45845 | Fort Loramie | 3,429 | 105 | $95k | $306k | 97% |
| 45306 | Botkins | 2,124 | 68 | $86k | $256k | 98% |
| 45334 | Jackson Center | 1,882 | 70 | $71k | $197k | 94% |
| 45363 | Russia | 1,862 | 82 | $95k | $317k | 100% |
| 45333 | Houston | 1,830 | 81 | $64k | $199k | 100% |
| 45340 | Maplewood | 800 | 33 | $118k | $240k | 100% |
| 45360 | Port Jefferson | 278 | 1,685 | $56k | $100k | 100% |
| 45353 | Pemberton | 242 | 86 | $102k | $182k | 100% |
| 45336 | Kettlersville | 84 | 161 | $88k | $160k | 100% |
Partly in Shelby County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 45865 | Minster | 5,522 | 156 | $89k | $286k | 38% |
| 45871 | New Knoxville | 2,167 | 92 | $88k | $212k | 27% |
| 45356 | Piqua | 25,237 | 334 | $69k | $156k | 15% |
| 45317 | Conover | 1,187 | 55 | $61k | $305k | 14% |
| 45869 | New Bremen | 4,170 | 116 | $88k | $250k | 13% |
| 45388 | Yorkshire | 841 | 48 | $87k | $325k | 2% |
| 45380 | Versailles | 5,394 | 78 | $84k | $235k | 1% |
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 Shelby County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Shelby | Elsewhere |
|---|---|---|
| 45365 | 99% | |
| 45356 | 15% | Miami County 85% |
| 45865 | 38% | Auglaize County 60%; Mercer County 2% |
| 45380 | 1% | Darke County 99% |
| 45869 | 13% | Auglaize County 77%; Mercer County 10% |
| 45845 | 97% | Auglaize County 3% |
| 45871 | 27% | Auglaize County 73% |
| 45306 | 98% | Auglaize County 2% |
| 45334 | 94% | Auglaize County 4%; Logan County 2% |
| 45317 | 14% | Champaign County 48%; Miami County 38% |
| 45388 | 2% | Darke County 96%; Mercer County 2% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
| ZIP | Postal name |
|---|---|
| 45367 | Sidney |
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Shelby County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Shelby County's ZIP codes use 2 prefixes: 453 and 458.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.