ZIP Code 61607 — Peoria, IL
61607 is a standard (street delivery) ZIP code serving Peoria, Illinois, in Peoria 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 61607 at a glance
| ZIP code | 61607 |
|---|---|
| Primary city | Peoria |
| State | Illinois (IL) |
| County | Peoria FIPS 17143 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 10,600 |
| Coordinates | 40.628950, -89.686270 |
How ZIP+4 works in 61607
The four digits after the hyphen encode a delivery segment inside 61607. 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 61607 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 Peoria
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 61607.
| ZIP | City | Distance |
|---|---|---|
| 61547 | Mapleton, IL | 3 mi |
| 61605 | Peoria, IL | 4.3 mi |
| 61610 | Creve Coeur, IL | 4.7 mi |
| 61604 | Peoria, IL | 5.5 mi |
| 61602 | Peoria, IL | 5.6 mi |
| 61625 | Peoria, IL | 6.1 mi |
| 61606 | Peoria, IL | 6.3 mi |
| 61554 | Pekin, IL | 6.7 mi |
| 61536 | Hanna City, IL | 6.8 mi |
| 61539 | Kingston Mines, IL | 7 mi |
| 61603 | Peoria, IL | 8.2 mi |
| 61533 | Glasford, IL | 8.6 mi |
Questions about 61607
What is the ZIP+4 code for 61607?
61607 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 61607, you need to look up a specific street address to get them.
What city is 61607?
61607 is assigned to Peoria, Illinois, in Peoria 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.