ZIP Code 46563 — Plymouth, IN
46563 is a standard (street delivery) ZIP code serving Plymouth, Indiana, in Marshall 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 46563 at a glance
| ZIP code | 46563 |
|---|---|
| Primary city | Plymouth |
| State | Indiana (IN) |
| County | Marshall FIPS 18099 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 23,615 |
| Coordinates | 41.355410, -86.326120 |
How ZIP+4 works in 46563
The four digits after the hyphen encode a delivery segment inside 46563. 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 46563 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 46563.
| ZIP | City | Distance |
|---|---|---|
| 46572 | Tyner, IN | 5 mi |
| 46513 | Donaldson, IN | 6.3 mi |
| 46537 | Lapaz, IN | 7.1 mi |
| 46531 | Grovertown, IN | 9.8 mi |
| 46501 | Argos, IN | 10 mi |
| 46511 | Culver, IN | 10.6 mi |
| 46506 | Bremen, IN | 11 mi |
| 46536 | Lakeville, IN | 11.5 mi |
| 46504 | Bourbon, IN | 11.7 mi |
| 46574 | Walkerton, IN | 11.7 mi |
| 46595 | Wyatt, IN | 14.5 mi |
| 46570 | Tippecanoe, IN | 14.7 mi |
Questions about 46563
What is the ZIP+4 code for 46563?
46563 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 46563, you need to look up a specific street address to get them.
What city is 46563?
46563 is assigned to Plymouth, Indiana, in Marshall 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.