Miamisburg Ohio ZIP Codes
Miamisburg holds 2 ZIP codes, all inside one county and one postal prefix.
Every ZIP code in Miamisburg
| ZIP code | County |
|---|---|
| 45342 | Montgomery County |
| 45343 | Montgomery County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Miamisburg codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Miamisburg. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Miamisburg ZIP code begins 453. Those first three digits identify the sectional center facility that processes mail for this part of Ohio. Statewide that range covers 80 ZIP codes, so Miamisburg accounts for 3% of it.
Every Ohio ZIP prefix and the region it covers →
Area codes covering Miamisburg
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Miamisburg occupies.
Miamisburg Ohio area codes in full →
Where Miamisburg's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Miamisburg
| City | Distance | ZIP codes |
|---|---|---|
| Germantown Ohio ZIP codes | 5.0 mi | 1 ZIP code |
| Springboro Ohio ZIP codes | 5.1 mi | 1 ZIP code |
| Franklin Ohio ZIP codes | 5.4 mi | 1 ZIP code |
| Farmersville Ohio ZIP codes | 9.0 mi | 1 ZIP code |
| Bellbrook Ohio ZIP codes | 9.9 mi | 1 ZIP code |
| Middletown Ohio ZIP codes | 10 mi | 2 ZIP codes |
| New Lebanon Ohio ZIP codes | 10 mi | 1 ZIP code |
| Dayton Ohio ZIP codes | 11 mi | 43 ZIP codes |
Straight-line distance between place reference points, not driving distance.