zip4lookup

ZIP Code 99647 — Pedro Bay, AK

99647 is a standard (street delivery) ZIP code serving Pedro Bay, Alaska, in Lake and Peninsula 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.

Free. No account needed.

ZIP code 99647 at a glance

ZIP code99647
Primary cityPedro Bay
StateAlaska (AK)
CountyLake and Peninsula FIPS 02164
ZIP typeStandard (street delivery)
Time zoneAmerica/Anchorage
Population14
Coordinates59.864110, -154.015110

How ZIP+4 works in 99647

The four digits after the hyphen encode a delivery segment inside 99647. In practice one segment usually means:

That is why 99647 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 99647.

ZIPCityDistance
99653 Port Alsworth, AK 23.6 mi

Questions about 99647

What is the ZIP+4 code for 99647?

99647 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 99647, you need to look up a specific street address to get them.

What city is 99647?

99647 is assigned to Pedro Bay, Alaska, in Lake and Peninsula 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.

Bulk lookup API docs