ZIP Code 63023

63023 is one of Missouri's ZIP codes, delivering to addresses in Dittmer, Jefferson County.

City: Dittmer
County: Jefferson County
State: Missouri
Prefix: 630xx

Where this code sits

63023 is part of the 630xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Dittmer.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 63023 delivers to without sharing its boundary.

636 Area code 636

ZIP codes nearest 63023

The ZIP codes whose reference points sit closest to 63023.
ZIP code	Distance	Delivers to
ZIP code 63066	3.2 mi	Morse Mill, MO
ZIP code 63016	3.7 mi	Cedar Hill, MO
ZIP code 63041	7.0 mi	Grubville, MO
ZIP code 63061	7.1 mi	Luebbering, MO
ZIP code 63050	7.3 mi	Hillsboro, MO
ZIP code 63072	7.5 mi	Robertsville, MO
ZIP code 63015	7.8 mi	Catawissa, MO
ZIP code 63051	9.9 mi	House Springs, MO

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 63023, plotted from its record coordinates.

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

Scope ZIP code 63023. 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.