zip4lookup

ZIP Code 53002 — Allenton, WI

53002 is a standard (street delivery) ZIP code serving Allenton, Wisconsin, in Washington County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.

Free. No account needed.

ZIP code 53002 at a glance

ZIP code53002
Primary cityAllenton
StateWisconsin (WI)
CountyWashington FIPS 55131
ZIP typeStandard (street delivery)
Time zoneAmerica/Chicago
Population2,584
Coordinates43.468960, -88.354540

How ZIP+4 works in 53002

The four digits after the hyphen encode a delivery segment inside 53002. In practice one segment usually means:

That is why 53002 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.

Nearby ZIP codes

Showing the closest twelve. See every ZIP code within 25 miles of 53002.

ZIPCityDistance
53091 Theresa, WI 4.5 mi
53090 West Bend, WI 8.8 mi
53040 Kewaskum, WI 8.9 mi
53048 Lomira, WI 9.1 mi
53050 Mayville, WI 10.1 mi
53027 Hartford, WI 10.5 mi
53010 Campbellsport, WI 10.5 mi
53099 Woodland, WI 10.5 mi
53086 Slinger, WI 10.8 mi
53035 Iron Ridge, WI 10.9 mi
53095 West Bend, WI 11.3 mi
53078 Rubicon, WI 11.9 mi

Questions about 53002

What is the ZIP+4 code for 53002?

53002 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 53002, you need to look up a specific street address to get them.

What city is 53002?

53002 is assigned to Allenton, Wisconsin, in Washington County.

Do I need to use the ZIP+4?

It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.

Need thousands of these?

Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.

Bulk lookup API docs