ZIP Code 27604 — Raleigh, NC
27604 is a standard (street delivery) ZIP code serving Raleigh, North Carolina, in Wake 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 27604 at a glance
| ZIP code | 27604 |
|---|---|
| Primary city | Raleigh |
| State | North Carolina (NC) |
| County | Wake FIPS 37183 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 44,514 |
| Coordinates | 35.820110, -78.563690 |
How ZIP+4 works in 27604
The four digits after the hyphen encode a delivery segment inside 27604. 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 27604 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 Raleigh
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 27604.
| ZIP | City | Distance |
|---|---|---|
| 27616 | Raleigh, NC | 3.6 mi |
| 27609 | Raleigh, NC | 4.2 mi |
| 27697 | Raleigh, NC | 4.4 mi |
| 27608 | Raleigh, NC | 4.8 mi |
| 27601 | Raleigh, NC | 5.1 mi |
| 27545 | Knightdale, NC | 5.2 mi |
| 27610 | Raleigh, NC | 5.4 mi |
| 27605 | Raleigh, NC | 5.5 mi |
| 27615 | Raleigh, NC | 6.7 mi |
| 27695 | Raleigh, NC | 6.9 mi |
| 27612 | Raleigh, NC | 8.1 mi |
| 27571 | Rolesville, NC | 8.9 mi |
Questions about 27604
What is the ZIP+4 code for 27604?
27604 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 27604, you need to look up a specific street address to get them.
What city is 27604?
27604 is assigned to Raleigh, North Carolina, in Wake 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.