ZIP Code 62443

62443 is one of Illinois's ZIP codes, delivering to addresses in Mason, Effingham County.

City: Mason
County: Effingham County
State: Illinois
Prefix: 624xx

Where this code sits

62443 is part of the 624xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mason.

Mason Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 62443 delivers to without sharing its boundary.

ZIP codes nearest 62443

The ZIP codes whose reference points sit closest to 62443.
ZIP code	Distance	Delivers to
ZIP code 62473	3.9 mi	Watson, IL
ZIP code 62426	4.8 mi	Edgewood, IL
ZIP code 62411	9.6 mi	Altamont, IL
ZIP code 62838	11 mi	Farina, IL
ZIP code 62401	11 mi	Effingham, IL
ZIP code 62424	13 mi	Dieterich, IL
ZIP code 62458	13 mi	Saint Elmo, IL
ZIP code 62467	14 mi	Teutopolis, IL

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

Each point is the reference point for 62443, plotted from its record coordinates.

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

Scope ZIP code 62443. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.