Codes.zone

Topeka Indiana ZIP Codes

Topeka holds a single ZIP code.

Every ZIP code in Topeka

The complete list of Topeka, Indiana ZIP codes with the county each falls in.
ZIP codeCounty
46571LaGrange 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Topeka codes above are listed without a column we would have to invent.

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

How these codes cluster

Every Topeka ZIP code begins 465. Those first three digits identify the sectional center facility that processes mail for this part of Indiana. Statewide that range covers 52 ZIP codes, so Topeka accounts for 2% of it.

Every Indiana ZIP prefix and the region it covers →

Area codes covering Topeka

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

Topeka Indiana area codes in full →

Where Topeka's ZIP codes sit

Each point is one Topeka ZIP code, plotted from its record coordinates.
  • Reference points and footprint
  • Not an official NANPA boundary
  • Not a USPS delivery area

Cities near Topeka

The closest places to Topeka with their own ZIP code list, nearest first.
CityDistanceZIP codes
Ligonier Indiana ZIP codes5.9 mi1 ZIP code
Millersburg Indiana ZIP codes7.7 mi1 ZIP code
Wolcottville Indiana ZIP codes9.4 mi1 ZIP code
Shipshewana Indiana ZIP codes9.4 mi1 ZIP code
Cromwell Indiana ZIP codes10 mi1 ZIP code
Lagrange Indiana ZIP codes10 mi1 ZIP code
Rome City Indiana ZIP codes10 mi1 ZIP code
Rome Indiana ZIP codes10 mi1 ZIP code

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