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/UT/LARGEST-AREA

Largest ZIP Codes in Utah 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 84533 Lake Powell San Juan 1,826.13 sq mi
2 84532 Moab Grand 1,580.11 sq mi
3 84313 Grouse Creek Box Elder 1,520.95 sq mi
4 84540 Thompson Grand 1,365.02 sq mi
5 84741 Kanab Kane 1,351.20 sq mi
6 84078 Vernal Uintah 1,337.62 sq mi
7 84029 Grantsville Tooele 1,295.18 sq mi
8 84535 Monticello San Juan 903.65 sq mi
9 84530 La Sal San Juan 718.58 sq mi
10 84083 Wendover Tooele 607.21 sq mi
11 84021 Duchesne Duchesne 605.71 sq mi
12 84307 Corinne Box Elder 599.10 sq mi
13 84031 Hanna Duchesne 595.10 sq mi
14 84536 Monument Valley San Juan 573.29 sq mi
15 84017 Coalville Summit 525.74 sq mi
16 84329 Park Valley Box Elder 493.02 sq mi
17 84525 Green River Emery 491.46 sq mi
18 84534 Montezuma Creek San Juan 473.66 sq mi
19 84759 Panguitch Garfield 463.53 sq mi
20 84775 Torrey Wayne 459.67 sq mi
21 84734 Hanksville Wayne 448.71 sq mi
22 84050 Morgan Morgan 387.58 sq mi
23 84714 Beryl Iron 382.83 sq mi
24 84336 Snowville Box Elder 362.66 sq mi
25 84660 Spanish Fork Utah 362.16 sq mi
26 84034 Ibapah Tooele 356.12 sq mi
27 84726 Escalante Garfield 346.01 sq mi
28 84720 Cedar City Iron 341.48 sq mi
29 84036 Kamas Summit 331.63 sq mi
30 84032 Heber City Wasatch 328.46 sq mi
31 84760 Paragonah Iron 314.48 sq mi
32 84751 Milford Beaver 308.87 sq mi
33 84728 Garrison Millard 297.67 sq mi
34 84624 Delta Millard 297.50 sq mi
35 84512 Bluff San Juan 296.20 sq mi
36 84753 Modena Iron 278.74 sq mi
37 84531 Mexican Hat San Juan 272.94 sq mi
38 84654 Salina Sevier 261.14 sq mi
39 84737 Hurricane Washington 250.11 sq mi
40 84080 Vernon Tooele 247.84 sq mi
41 84716 Boulder Garfield 243.75 sq mi
42 84528 Huntington Emery 243.34 sq mi
43 84066 Roosevelt Duchesne 240.13 sq mi
44 84629 Fairview Sanpete 239.33 sq mi
45 84779 Virgin Washington 232.01 sq mi
46 84701 Richfield Sevier 229.12 sq mi
47 84767 Springdale Washington 228.03 sq mi
48 84027 Fruitland Duchesne 226.80 sq mi
49 84035 Jensen Uintah 222.93 sq mi
50 84321 Logan Cache 220.09 sq mi

Showing the top 50 of 298 ZIP codes in Utah that have this figure and meet the threshold above. 84533 ranks 1st at 1,826.13 sq mi, against 220.09 sq mi in 50th place.

Other rankings for Utah

Cite this page

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

Underlying data is public domain or openly licensed — sources, vintages and licences.