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/TX/SMALLEST-AREA

Smallest ZIP Codes in Texas by Land Area

What this measures. Land area of the Census tabulation area, smallest first. These are almost always dense urban ZIP codes covering a few city blocks. Source: Census Gazetteer, data release 2026-10-12.

# ZIP City County Land area
1 75270 Dallas Dallas 0.00 sq mi
2 76203 Denton Denton 0.01 sq mi
3 79402 Lubbock Lubbock 0.01 sq mi
4 75711 Tyler Smith 0.02 sq mi
5 77341 Huntsville Walker 0.02 sq mi
6 77555 Galveston Galveston 0.02 sq mi
7 79016 Canyon Randall 0.03 sq mi
8 76402 Stephenville Erath 0.03 sq mi
9 76598 Gatesville Coryell 0.03 sq mi
10 79721 Big Spring Howard 0.04 sq mi
11 75390 Dallas Dallas 0.05 sq mi
12 76439 Dennis Parker 0.05 sq mi
13 79699 Abilene Taylor 0.06 sq mi
14 78150 Jbsa Randolph Bexar 0.06 sq mi
15 75694 Woodlawn Harrison 0.07 sq mi
16 76129 Fort Worth Tarrant 0.08 sq mi
17 77473 San Felipe Austin 0.10 sq mi
18 76909 San Angelo Tom Green 0.10 sq mi
19 77046 Houston Harris 0.11 sq mi
20 77986 Sublime Lavaca 0.11 sq mi
21 75680 Minden Rusk 0.11 sq mi
22 75132 Fate Rockwall 0.11 sq mi
23 77368 Romayor Liberty 0.12 sq mi
24 76798 Waco McLennan 0.12 sq mi
25 77010 Houston Harris 0.12 sq mi
26 79832 Alpine Brewster 0.12 sq mi
27 75884 Tennessee Colony Anderson 0.13 sq mi
28 76596 Gatesville Coryell 0.14 sq mi
29 79920 El Paso El Paso 0.14 sq mi
30 79085 Summerfield Castro 0.15 sq mi
31 77852 Deanville Burleson 0.16 sq mi
32 75429 Commerce Hunt 0.17 sq mi
33 75962 Nacogdoches Nacogdoches 0.20 sq mi
34 75413 Bailey Fannin 0.25 sq mi
35 76957 Wall Tom Green 0.26 sq mi
36 77342 Huntsville Walker 0.26 sq mi
37 75903 Lufkin Angelina 0.27 sq mi
38 79733 Forsan Howard 0.29 sq mi
39 79383 New Home Lynn 0.30 sq mi
40 76241 Gainesville Cooke 0.31 sq mi
41 75849 Latexo Houston 0.35 sq mi
42 78674 Weir Williamson 0.36 sq mi
43 77843 College Station Brazos 0.37 sq mi
44 77561 Hardin Liberty 0.38 sq mi
45 76253 Myra Cooke 0.41 sq mi
46 78535 Combes Cameron 0.42 sq mi
47 75475 Randolph Fannin 0.45 sq mi
48 75246 Dallas Dallas 0.47 sq mi
49 75687 Price Rusk 0.51 sq mi
50 77204 Houston Harris 0.51 sq mi

Showing the top 50 of 1,990 ZIP codes in Texas that have this figure and meet the threshold above. 75270 ranks 1st at 0.00 sq mi, against 0.51 sq mi in 50th place.

Other rankings for Texas

Cite this page

zipcodes.pro. “Smallest ZIP Codes in Texas by Land Area.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/tx/smallest-area

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