ZIP Code 49001 — Kalamazoo, MI
49001 is a standard (street delivery) ZIP code serving Kalamazoo, Michigan, in Kalamazoo 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 49001 at a glance
| ZIP code | 49001 |
|---|---|
| Primary city | Kalamazoo |
| State | Michigan (MI) |
| County | Kalamazoo FIPS 26077 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Detroit |
| Population | 20,946 |
| Coordinates | 42.264700, -85.562650 |
How ZIP+4 works in 49001
The four digits after the hyphen encode a delivery segment inside 49001. 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 49001 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.
Other ZIP codes in Kalamazoo
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 49001.
| ZIP | City | Distance |
|---|---|---|
| 49008 | Kalamazoo, MI | 2.7 mi |
| 49007 | Kalamazoo, MI | 2.9 mi |
| 49048 | Kalamazoo, MI | 3.3 mi |
| 49074 | Nazareth, MI | 4 mi |
| 49006 | Kalamazoo, MI | 4 mi |
| 49002 | Portage, MI | 4.6 mi |
| 49024 | Portage, MI | 5.2 mi |
| 49004 | Kalamazoo, MI | 5.8 mi |
| 49009 | Kalamazoo, MI | 7.3 mi |
| 49053 | Galesburg, MI | 7.6 mi |
| 49088 | Scotts, MI | 8.9 mi |
| 49083 | Richland, MI | 9.5 mi |
Questions about 49001
What is the ZIP+4 code for 49001?
49001 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 49001, you need to look up a specific street address to get them.
What city is 49001?
49001 is assigned to Kalamazoo, Michigan, in Kalamazoo 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.