ZIP Code 93621 — Dunlap, CA
93621 is a standard (street delivery) ZIP code serving Dunlap, California, in Fresno 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 93621 at a glance
| ZIP code | 93621 |
|---|---|
| Primary city | Dunlap |
| State | California (CA) |
| County | Fresno FIPS 06019 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Los_Angeles |
| Population | 441 |
| Coordinates | 36.806700, -119.136020 |
How ZIP+4 works in 93621
The four digits after the hyphen encode a delivery segment inside 93621. 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 93621 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 93621.
| ZIP | City | Distance |
|---|---|---|
| 93675 | Squaw Valley, CA | 6 mi |
| 93641 | Miramonte, CA | 9.5 mi |
| 93633 | Kings Canyon National Pk, CA | 11.3 mi |
| 93646 | Orange Cove, CA | 14.7 mi |
| 93667 | Tollhouse, CA | 14.8 mi |
| 93647 | Orosi, CA | 15.5 mi |
| 93628 | Hume, CA | 16.5 mi |
| 93657 | Sanger, CA | 16.7 mi |
| 93664 | Shaver Lake, CA | 17.4 mi |
| 93654 | Reedley, CA | 17.9 mi |
| 93603 | Badger, CA | 19.3 mi |
| 93666 | Sultana, CA | 21.1 mi |
Questions about 93621
What is the ZIP+4 code for 93621?
93621 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 93621, you need to look up a specific street address to get them.
What city is 93621?
93621 is assigned to Dunlap, California, in Fresno 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.