ZIP Code 53555 — Lodi, WI
53555 is a standard (street delivery) ZIP code serving Lodi, Wisconsin, in Columbia 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.
ZIP code 53555 at a glance
| ZIP code | 53555 |
|---|---|
| Primary city | Lodi |
| State | Wisconsin (WI) |
| County | Columbia FIPS 55021 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 8,933 |
| Coordinates | 43.321630, -89.556250 |
How ZIP+4 works in 53555
The four digits after the hyphen encode a delivery segment inside 53555. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 53555 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 53555.
| ZIP | City | Distance |
|---|---|---|
| 53529 | Dane, WI | 5.8 mi |
| 53561 | Merrimac, WI | 6.8 mi |
| 53955 | Poynette, WI | 9.5 mi |
| 53911 | Arlington, WI | 9.6 mi |
| 53571 | Morrisonville, WI | 10.6 mi |
| 53597 | Waunakee, WI | 10.8 mi |
| 53578 | Prairie Du Sac, WI | 10.9 mi |
| 53532 | Deforest, WI | 12.6 mi |
| 53560 | Mazomanie, WI | 13.3 mi |
| 53598 | Windsor, WI | 13.5 mi |
| 53583 | Sauk City, WI | 13.6 mi |
| 53562 | Middleton, WI | 14.2 mi |
Questions about 53555
What is the ZIP+4 code for 53555?
53555 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 53555, you need to look up a specific street address to get them.
What city is 53555?
53555 is assigned to Lodi, Wisconsin, in Columbia 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.