ZIP Code 61555

61555 is one of Illinois's ZIP codes, delivering to addresses in Pekin, Tazewell County.

City: Pekin
County: Tazewell County
State: Illinois
Prefix: 615xx

Where this code sits

61555 is part of the 615xx range, the group of codes handled by one mail processing centre. Pekin is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Pekin page.

Pekin Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 61555 delivers to without sharing its boundary.

ZIP codes nearest 61555

The ZIP codes whose reference points sit closest to 61555.
ZIP code	Distance	Delivers to
ZIP code 61558	0.7 mi	Pekin, IL
ZIP code 61554	1.4 mi	Pekin, IL
ZIP code 61564	4.6 mi	South Pekin, IL
ZIP code 61547	5.0 mi	Mapleton, IL
ZIP code 61607	5.4 mi	Peoria, IL
ZIP code 61641	5.5 mi	Peoria, IL
ZIP code 61539	6.2 mi	Kingston Mines, IL
ZIP code 61610	6.3 mi	Creve Coeur, 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 61555, plotted from its record coordinates.

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

Scope ZIP code 61555. 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.