ZIP Code 46123

46123 is one of Indiana's ZIP codes, delivering to addresses in Avon, Hendricks County.

City: Avon
County: Hendricks County
State: Indiana
Prefix: 461xx

Where this code sits

46123 is part of the 461xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Avon.

Avon Indiana ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 46123 delivers to without sharing its boundary.

ZIP codes nearest 46123

The ZIP codes whose reference points sit closest to 46123.
ZIP code	Distance	Delivers to
ZIP code 46168	5.1 mi	Plainfield, IN
ZIP code 46234	5.4 mi	Indianapolis, IN
ZIP code 46112	5.8 mi	Brownsburg, IN
ZIP code 46214	6.3 mi	Indianapolis, IN
ZIP code 46231	6.6 mi	Indianapolis, IN
ZIP code 46122	7.2 mi	Danville, IN
ZIP code 46224	7.2 mi	Indianapolis, IN
ZIP code 46167	7.6 mi	Pittsboro, IN

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 46123, plotted from its record coordinates.

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

Scope ZIP code 46123. 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.