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/MS/LARGEST-POPULATION

ZIP Codes With the Largest Population in Mississippi

What this measures. Population of the Census tabulation area, ACS 5-year estimate. Source: Census American Community Survey, data release 2026-10-12.

# ZIP City County Population
1 38654 Olive Branch DeSoto 57,898
2 39503 Gulfport Harrison 55,059
3 39110 Madison Madison 50,443
4 38655 Oxford Lafayette 46,156
5 39402 Hattiesburg Lamar 44,620
6 39564 Ocean Springs Jackson 43,240
7 39759 Starkville Oktibbeha 42,783
8 39401 Hattiesburg Forrest 42,531
9 39047 Brandon Rankin 40,808
10 39042 Brandon Rankin 39,142
11 38671 Southaven DeSoto 37,319
12 39532 Biloxi Harrison 36,662
13 39208 Pearl Rankin 34,442
14 38632 Hernando DeSoto 31,374
15 38801 Tupelo Lee 29,858
16 39452 Lucedale George 29,181
17 39120 Natchez Adams 29,039
18 39180 Vicksburg Warren 28,479
19 39046 Canton Madison 28,442
20 39466 Picayune Pearl River 28,025
21 38834 Corinth Alcorn 27,308
22 39056 Clinton Hinds 26,836
23 38637 Horn Lake DeSoto 26,647
24 39209 Jackson Hinds 25,776
25 39212 Jackson Hinds 25,659
26 39157 Ridgeland Madison 24,562
27 39211 Jackson Hinds 23,838
28 39350 Philadelphia Neshoba 23,778
29 39601 Brookhaven Lincoln 23,583
30 39702 Columbus Lowndes 23,484
31 39206 Jackson Hinds 23,257
32 39465 Petal Forrest 22,882
33 39443 Laurel Jones 22,767
34 38930 Greenwood Leflore 22,700
35 39501 Gulfport Harrison 22,565
36 39305 Meridian Lauderdale 21,638
37 39073 Florence Rankin 21,066
38 39565 Vancleave Jackson 20,984
39 38701 Greenville Washington 20,853
40 39301 Meridian Lauderdale 20,807
41 39648 Mccomb Pike 20,509
42 39440 Laurel Jones 19,385
43 38863 Pontotoc Pontotoc 19,046
44 39531 Biloxi Harrison 18,918
45 39426 Carriere Pearl River 18,737
46 39194 Yazoo City Yazoo 18,714
47 39560 Long Beach Harrison 18,702
48 39213 Jackson Hinds 18,691
49 38829 Booneville Prentiss 18,605
50 39507 Gulfport Harrison 18,564

Showing the top 50 of 427 ZIP codes in Mississippi that have this figure . 38654 ranks 1st at 57,898, against 18,564 in 50th place.

Other rankings for Mississippi

Cite this page

zipcodes.pro. “ZIP Codes With the Largest Population in Mississippi.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/ms/largest-population

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