ZIP Code 64638

64638 is one of Missouri's ZIP codes, delivering to addresses in Dawn, Livingston County.

City: Dawn
County: Livingston County
State: Missouri
Prefix: 646xx

Where this code sits

64638 is part of the 646xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Dawn.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 64638 delivers to without sharing its boundary.

660 Area code 660

ZIP codes nearest 64638

The ZIP codes whose reference points sit closest to 64638.
ZIP code	Distance	Delivers to
ZIP code 64686	5.5 mi	Utica, MO
ZIP code 64656	5.8 mi	Ludlow, MO
ZIP code 64664	8.3 mi	Mooresville, MO
ZIP code 64601	9.3 mi	Chillicothe, MO
ZIP code 64682	11 mi	Tina, MO
ZIP code 64624	12 mi	Braymer, MO
ZIP code 64622	12 mi	Bogard, MO
ZIP code 64625	13 mi	Breckenridge, 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 64638, plotted from its record coordinates.

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

Scope ZIP code 64638. 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.