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/SC/LARGEST-AREA

Largest ZIP Codes in South Carolina 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 29440 Georgetown Georgetown 523.22 sq mi
2 29510 Andrews Williamsburg 312.21 sq mi
3 29180 Winnsboro Fairfield 307.85 sq mi
4 29720 Lancaster Lancaster 284.97 sq mi
5 29706 Chester Chester 268.41 sq mi
6 29620 Abbeville Abbeville 247.62 sq mi
7 29102 Manning Clarendon 243.41 sq mi
8 29379 Union Union 242.68 sq mi
9 29488 Walterboro Colleton 237.85 sq mi
10 29824 Edgefield Edgefield 234.27 sq mi
11 29020 Camden Kershaw 232.68 sq mi
12 29936 Ridgeland Jasper 231.76 sq mi
13 29138 Saluda Saluda 220.97 sq mi
14 29512 Bennettsville Marlboro 216.97 sq mi
15 29554 Hemingway Georgetown 210.71 sq mi
16 29108 Newberry Newberry 210.24 sq mi
17 29550 Hartsville Darlington 208.23 sq mi
18 29945 Yemassee Colleton 206.13 sq mi
19 29571 Marion Marion 201.75 sq mi
20 29927 Hardeeville Jasper 200.38 sq mi
21 29010 Bishopville Lee 198.82 sq mi
22 29135 Saint Matthews Calhoun 193.64 sq mi
23 29067 Kershaw Lancaster 190.11 sq mi
24 29472 Ridgeville Dorchester 189.74 sq mi
25 29446 Green Pond Colleton 176.45 sq mi
26 29526 Conway Horry 175.00 sq mi
27 29812 Barnwell Barnwell 173.48 sq mi
28 29693 Westminster Oconee 173.42 sq mi
29 29556 Kingstree Williamsburg 172.86 sq mi
30 29835 Mc Cormick McCormick 170.36 sq mi
31 29569 Loris Horry 170.27 sq mi
32 29560 Lake City Florence 164.89 sq mi
33 29581 Nichols Horry 164.68 sq mi
34 29461 Moncks Corner Berkeley 164.22 sq mi
35 29070 Leesville Lexington 164.11 sq mi
36 29340 Gaffney Cherokee 163.38 sq mi
37 29450 Huger Berkeley 162.89 sq mi
38 29014 Blackstock Fairfield 162.16 sq mi
39 29325 Clinton Laurens 157.31 sq mi
40 29527 Conway Horry 155.09 sq mi
41 29130 Ridgeway Fairfield 150.87 sq mi
42 29360 Laurens Laurens 150.33 sq mi
43 29922 Garnett Hampton 145.22 sq mi
44 29058 Heath Springs Lancaster 144.78 sq mi
45 29178 Whitmire Newberry 144.08 sq mi
46 29153 Sumter Sumter 143.98 sq mi
47 29546 Gresham Marion 142.48 sq mi
48 29655 Iva Abbeville 140.56 sq mi
49 29006 Batesburg Saluda 138.02 sq mi
50 29044 Eastover Richland 137.09 sq mi

Showing the top 50 of 424 ZIP codes in South Carolina that have this figure and meet the threshold above. 29440 ranks 1st at 523.22 sq mi, against 137.09 sq mi in 50th place.

Other rankings for South Carolina

Cite this page

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

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