ZIP Code 43240

43240 is one of Ohio's ZIP codes, delivering to addresses in Columbus, Franklin County.

City: Columbus
County: Franklin County
State: Ohio
Prefix: 432xx

Where this code sits

43240 is part of the 432xx range, the group of codes handled by one mail processing centre. Columbus is served by 45 ZIP codes in total; the full list, with the county each falls in, is on the Columbus page.

Columbus Ohio ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 43240 delivers to without sharing its boundary.

ZIP codes nearest 43240

The ZIP codes whose reference points sit closest to 43240.
ZIP code	Distance	Delivers to
ZIP code 43236	1.5 mi	Columbus, OH
ZIP code 43235	2.6 mi	Columbus, OH
ZIP code 43035	3.0 mi	Lewis Center, OH
ZIP code 43085	3.6 mi	Columbus, OH
ZIP code 43229	4.3 mi	Columbus, OH
ZIP code 43081	4.3 mi	Westerville, OH
ZIP code 43231	5.0 mi	Columbus, OH
ZIP code 43082	5.3 mi	Westerville, OH

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 43240, plotted from its record coordinates.

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

Scope ZIP code 43240. 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.