ZIP Code 52330 — Ryan, IA
52330 is a standard (street delivery) ZIP code serving Ryan, Iowa, in Delaware 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 52330 at a glance
| ZIP code | 52330 |
|---|---|
| Primary city | Ryan |
| State | Iowa (IA) |
| County | Delaware FIPS 19055 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 940 |
| Coordinates | 42.352610, -91.500760 |
How ZIP+4 works in 52330
The four digits after the hyphen encode a delivery segment inside 52330. 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 52330 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 52330.
| ZIP | City | Distance |
|---|---|---|
| 52218 | Coggon, IA | 4.4 mi |
| 52219 | Prairieburg, IA | 8.8 mi |
| 50654 | Masonville, IA | 9.1 mi |
| 52057 | Manchester, IA | 9.9 mi |
| 52223 | Delhi, IA | 9.9 mi |
| 52344 | Troy Mills, IA | 10.2 mi |
| 52214 | Central City, IA | 11.2 mi |
| 52036 | Delaware, IA | 11.6 mi |
| 50682 | Winthrop, IA | 12.2 mi |
| 52237 | Hopkinton, IA | 12.7 mi |
| 52326 | Quasqueton, IA | 13.4 mi |
| 52352 | Walker, IA | 14.9 mi |
Questions about 52330
What is the ZIP+4 code for 52330?
52330 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 52330, you need to look up a specific street address to get them.
What city is 52330?
52330 is assigned to Ryan, Iowa, in Delaware 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.