zip4lookup

ZIP Code 74833 — Castle, OK

74833 is a standard (street delivery) ZIP code serving Castle, Oklahoma, in Okfuskee 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.

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ZIP code 74833 at a glance

ZIP code74833
Primary cityCastle
StateOklahoma (OK)
CountyOkfuskee FIPS 40107
ZIP typeStandard (street delivery)
Time zoneAmerica/Chicago
Population574
Coordinates35.582620, -96.411930

How ZIP+4 works in 74833

The four digits after the hyphen encode a delivery segment inside 74833. In practice one segment usually means:

That is why 74833 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 74833.

ZIPCityDistance
74829 Boley, OK 5.9 mi
74860 Paden, OK 9.6 mi
74859 Okemah, OK 9.8 mi
74046 Milfay, OK 14.8 mi
74071 Slick, OK 15.8 mi
74010 Bristow, OK 15.9 mi
74028 Depew, OK 15.9 mi
74837 Cromwell, OK 16.7 mi
74864 Prague, OK 17.5 mi
74079 Stroud, OK 17.6 mi
74869 Sparks, OK 19.4 mi
74880 Weleetka, OK 21.5 mi

Questions about 74833

What is the ZIP+4 code for 74833?

74833 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 74833, you need to look up a specific street address to get them.

What city is 74833?

74833 is assigned to Castle, Oklahoma, in Okfuskee 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.

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Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.

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