Mifflin County ZIP Codes

Mifflin County is a county of Pennsylvania.

ZIP codes: 11
Cities & towns: 11
Area codes: 4
Land area: 411 sq mi

Every ZIP code in Mifflin County

170xx

The complete list of Mifflin County, PA ZIP codes with the city each one delivers to.
ZIP code	City
17002	Allensville
17004	Belleville
17009	Burnham
17029	Granville
17044	Lewistown
17051	Mc Veytown
17054	Mattawana
17063	Milroy
17075	Newton Hamilton
17084	Reedsville
17099	Yeagertown

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Mifflin County codes above are listed without a column we would have to invent.

Cities and towns in Mifflin County

A further 8 places in Mifflin County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Mifflin County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

Where Mifflin County's ZIP codes sit

Each point is the reference point of one Mifflin County ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

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

Scope every ZIP code recorded in Mifflin County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.