ZIP Code 96003 — Redding, CA
96003 is a standard (street delivery) ZIP code serving Redding, California, in Shasta 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 96003 at a glance
| ZIP code | 96003 |
|---|---|
| Primary city | Redding |
| State | California (CA) |
| County | Shasta FIPS 06089 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Los_Angeles |
| Population | 44,923 |
| Coordinates | 40.666640, -122.315640 |
How ZIP+4 works in 96003
The four digits after the hyphen encode a delivery segment inside 96003. 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 96003 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 Redding
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 96003.
| ZIP | City | Distance |
|---|---|---|
| 96019 | Shasta Lake, CA | 4.6 mi |
| 96073 | Palo Cedro, CA | 7.8 mi |
| 96002 | Redding, CA | 9.4 mi |
| 96001 | Redding, CA | 9.5 mi |
| 96008 | Bella Vista, CA | 11.7 mi |
| 96087 | Shasta, CA | 14.1 mi |
| 96007 | Anderson, CA | 14.6 mi |
| 96062 | Millville, CA | 14.8 mi |
| 96069 | Oak Run, CA | 15.3 mi |
| 96033 | French Gulch, CA | 16 mi |
| 96051 | Lakehead, CA | 16.3 mi |
| 96084 | Round Mountain, CA | 22.7 mi |
Questions about 96003
What is the ZIP+4 code for 96003?
96003 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 96003, you need to look up a specific street address to get them.
What city is 96003?
96003 is assigned to Redding, California, in Shasta 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.