Pittsburg County ZIP Codes

Pittsburg County is a county of Oklahoma.

ZIP codes: 16
Cities & towns: 15
Area codes: 2
Land area: 1,306 sq mi

Every ZIP code in Pittsburg County

744xx–745xx

The complete list of Pittsburg County, OK ZIP codes with the city each one delivers to.
ZIP code	City
74425	Canadian
74430	Crowder
74442	Indianola
74501	Mcalester
74502	Mcalester
74522	Alderson
74528	Blanco
74529	Blocker
74546	Haileyville
74547	Hartshorne
74553	Kiowa
74554	Krebs
74560	Pittsburg
74561	Quinton
74565	Savanna
74576	Wardville

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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

Cities and towns in Pittsburg County

A further 3 places in Pittsburg 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 Pittsburg County

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

Where Pittsburg County's ZIP codes sit

Each point is the reference point of one Pittsburg 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 Pittsburg 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.