Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — RANKINGS/OK/LARGEST-AREA

Largest ZIP Codes in Oklahoma by Land Area

What this measures. Land area of the Census tabulation area, in square miles. Water is excluded. Source: Census Gazetteer, data release 2026-10-12.

# ZIP City County Land area
1 73933 Boise City Cimarron 961.10 sq mi
2 73717 Alva Woods 674.69 sq mi
3 74056 Pawhuska Osage 646.01 sq mi
4 73942 Guymon Texas 602.07 sq mi
5 74501 Mcalester Pittsburg 550.66 sq mi
6 73848 Laverne Beaver 550.20 sq mi
7 73932 Beaver Beaver 540.44 sq mi
8 73832 Arnett Ellis 528.84 sq mi
9 73801 Woodward Woodward 459.01 sq mi
10 73834 Buffalo Harper 458.12 sq mi
11 73949 Texhoma Texas 452.20 sq mi
12 74525 Atoka Atoka 432.92 sq mi
13 73852 Mooreland Woodward 428.28 sq mi
14 73939 Goodwell Texas 405.42 sq mi
15 73945 Hooker Texas 402.84 sq mi
16 74728 Broken Bow McCurtain 401.32 sq mi
17 73842 Freedom Woods 392.65 sq mi
18 74301 Vinita Craig 391.84 sq mi
19 73947 Keyes Cimarron 391.44 sq mi
20 73628 Cheyenne Roger Mills 387.54 sq mi
21 73759 Medford Grant 371.43 sq mi
22 74538 Coalgate Coal 365.90 sq mi
23 73554 Mangum Greer 356.48 sq mi
24 73401 Ardmore Carter 351.64 sq mi
25 73844 Gate Beaver 349.85 sq mi
26 73662 Sayre Beckham 335.23 sq mi
27 73843 Gage Ellis 332.18 sq mi
28 73533 Duncan Stephens 329.54 sq mi
29 73860 Waynoka Woods 327.80 sq mi
30 74010 Bristow Creek 322.81 sq mi
31 74578 Wilburton Latimer 317.40 sq mi
32 73654 Leedey Roger Mills 316.73 sq mi
33 74859 Okemah Okfuskee 306.02 sq mi
34 74536 Clayton Pushmataha 301.20 sq mi
35 74960 Stilwell Adair 300.59 sq mi
36 73542 Frederick Tillman 300.54 sq mi
37 74820 Ada Pontotoc 285.58 sq mi
38 74647 Newkirk Kay 278.79 sq mi
39 74523 Antlers Pushmataha 270.87 sq mi
40 73750 Kingfisher Kingfisher 270.87 sq mi
41 74462 Stigler Haskell 267.86 sq mi
42 73044 Guthrie Logan 264.70 sq mi
43 74966 Wister Le Flore 264.41 sq mi
44 73737 Fairview Major 263.60 sq mi
45 73645 Erick Beckham 260.25 sq mi
46 74848 Holdenville Hughes 257.65 sq mi
47 73055 Marlow Stephens 255.90 sq mi
48 74652 Shidler Osage 255.42 sq mi
49 74740 Haworth McCurtain 255.33 sq mi
50 73077 Perry Noble 255.32 sq mi

Showing the top 50 of 664 ZIP codes in Oklahoma that have this figure and meet the threshold above. 73933 ranks 1st at 961.10 sq mi, against 255.32 sq mi in 50th place.

Other rankings for Oklahoma

Cite this page

zipcodes.pro. “Largest ZIP Codes in Oklahoma by Land Area.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/ok/largest-area

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