Polo Missouri ZIP Codes

Polo holds a single ZIP code.

Every ZIP code in Polo

The complete list of Polo, Missouri ZIP codes with the county each falls in.
ZIP code	County
64671	Caldwell County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Polo codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Polo. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Polo ZIP code begins 646. Those first three digits identify the sectional center facility that processes mail for this part of Missouri. Statewide that range covers 55 ZIP codes, so Polo accounts for 2% of it.

Every Missouri ZIP prefix and the region it covers →

Area codes covering Polo

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Polo occupies.

Polo Missouri area codes in full →

Where Polo's ZIP codes sit

Each point is one Polo ZIP code, plotted from its record coordinates.

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

Cities near Polo

The closest places to Polo with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Cowgill Missouri ZIP codes	5.9 mi	1 ZIP code
Kingston Missouri ZIP codes	6.3 mi	1 ZIP code
Lawson Missouri ZIP codes	13 mi	1 ZIP code
Braymer Missouri ZIP codes	13 mi	1 ZIP code
Hamilton Missouri ZIP codes	13 mi	1 ZIP code
Lathrop Missouri ZIP codes	15 mi	1 ZIP code
Turney Missouri ZIP codes	16 mi	1 ZIP code
Kidder Missouri ZIP codes	16 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance.