West Chester Ohio ZIP Codes

West Chester holds 2 ZIP codes, all inside one county and one postal prefix.

Every ZIP code in West Chester

The complete list of West Chester, Ohio ZIP codes with the county each falls in.
ZIP code	County
45069	Butler County
45071	Butler 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 West Chester codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for West Chester. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every West Chester ZIP code begins 450. Those first three digits identify the sectional center facility that processes mail for this part of Ohio. Statewide that range covers 39 ZIP codes, so West Chester accounts for 5% of it.

Every Ohio ZIP prefix and the region it covers →

Area codes covering West Chester

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 West Chester occupies.

West Chester Ohio area codes in full →

Where West Chester's ZIP codes sit

Each point is one West Chester ZIP code, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Cities near West Chester

The closest places to West Chester with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Mason Ohio ZIP codes	6.0 mi	1 ZIP code
Fairfield Ohio ZIP codes	7.4 mi	2 ZIP codes
Monroe Ohio ZIP codes	7.9 mi	1 ZIP code
Dillonvale Ohio ZIP codes	8.2 mi	1 ZIP code
Loveland Ohio ZIP codes	8.6 mi	1 ZIP code
Hamilton Ohio ZIP codes	9.5 mi	4 ZIP codes
South Lebanon Ohio ZIP codes	10 mi	1 ZIP code
Trenton Ohio ZIP codes	10 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.