ZIP Code 61084

61084 is one of Illinois's ZIP codes, delivering to addresses in Stillman Valley, Ogle County.

City: Stillman Valley
County: Ogle County
State: Illinois
Prefix: 610xx

Where this code sits

61084 is part of the 610xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Stillman Valley.

Stillman Valley Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 61084 delivers to without sharing its boundary.

ZIP codes nearest 61084

The ZIP codes whose reference points sit closest to 61084.
ZIP code	Distance	Delivers to
ZIP code 61010	4.0 mi	Byron, IL
ZIP code 61020	5.6 mi	Davis Junction, IL
ZIP code 61043	6.1 mi	Holcomb, IL
ZIP code 61015	8.7 mi	Chana, IL
ZIP code 61052	8.9 mi	Monroe Center, IL
ZIP code 61049	9.3 mi	Lindenwood, IL
ZIP code 61109	9.8 mi	Rockford, IL
ZIP code 61102	10 mi	Rockford, 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 61084, plotted from its record coordinates.

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

Scope ZIP code 61084. 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.