ZIP Code 46105 — Bainbridge, IN
46105 is a standard (street delivery) ZIP code serving Bainbridge, Indiana, in Putnam 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 46105 at a glance
| ZIP code | 46105 |
|---|---|
| Primary city | Bainbridge |
| State | Indiana (IN) |
| County | Putnam FIPS 18133 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 1,731 |
| Coordinates | 39.763880, -86.814870 |
How ZIP+4 works in 46105
The four digits after the hyphen encode a delivery segment inside 46105. 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 46105 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 46105.
| ZIP | City | Distance |
|---|---|---|
| 46172 | Roachdale, IN | 4.4 mi |
| 46135 | Greencastle, IN | 8.3 mi |
| 46128 | Fillmore, IN | 8.3 mi |
| 46175 | Russellville, IN | 9.3 mi |
| 47954 | Ladoga, IN | 9.4 mi |
| 46121 | Coatesville, IN | 9.6 mi |
| 46165 | North Salem, IN | 10.5 mi |
| 46103 | Amo, IN | 11.8 mi |
| 46170 | Putnamville, IN | 13.5 mi |
| 47968 | New Ross, IN | 14.2 mi |
| 46122 | Danville, IN | 14.2 mi |
| 47965 | New Market, IN | 14.3 mi |
Questions about 46105
What is the ZIP+4 code for 46105?
46105 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 46105, you need to look up a specific street address to get them.
What city is 46105?
46105 is assigned to Bainbridge, Indiana, in Putnam 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.