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/AK/LARGEST-POPULATION

ZIP Codes With the Largest Population in Alaska

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 99654 Wasilla Matanuska-Susitna 44,647
2 99504 Anchorage Anchorage 42,093
3 99507 Anchorage Anchorage 37,301
4 99508 Anchorage Anchorage 36,458
5 99645 Palmer Matanuska-Susitna 32,103
6 99801 Juneau Juneau 29,588
7 99709 Fairbanks Fairbanks North Star 29,551
8 99577 Eagle River Anchorage 28,477
9 99502 Anchorage Anchorage 25,006
10 99623 Wasilla Matanuska-Susitna 23,424
11 99515 Anchorage Anchorage 21,870
12 99705 North Pole Fairbanks North Star 21,769
13 99516 Anchorage Anchorage 21,500
14 99701 Fairbanks Yukon-Koyukuk 18,061
15 99611 Kenai Kenai Peninsula 16,510
16 99517 Anchorage Anchorage 16,486
17 99501 Anchorage Anchorage 16,175
18 99669 Soldotna Kenai Peninsula 15,395
19 99901 Ketchikan Ketchikan Gateway 13,768
20 99503 Anchorage Bethel 12,964
21 99712 Fairbanks Fairbanks North Star 12,477
22 99615 Kodiak Kodiak Island 12,194
23 99603 Homer Kenai Peninsula 11,693
24 99518 Anchorage Anchorage 9,764
25 99835 Sitka Sitka 8,368
26 99703 Fort Wainwright Fairbanks North Star 8,304
27 99559 Bethel Bethel 7,241
28 99506 Jber Anchorage 7,028
29 99567 Chugiak Anchorage 6,452
30 99505 Jber Anchorage 5,015
31 99723 Barrow North Slope 4,785
32 99737 Delta Junction Southeast Fairbanks 4,774
33 99664 Seward Kenai Peninsula 4,698
34 99652 Big Lake Matanuska-Susitna 4,313
35 99762 Nome Nome 4,156
36 99672 Sterling Kenai Peninsula 4,091
37 99686 Valdez Chugach 3,862
38 99685 Unalaska Aleutians West 3,747
39 99833 Petersburg Petersburg 3,409
40 99702 Eielson Afb Fairbanks North Star 3,260
41 99752 Kotzebue Northwest Arctic 3,056
42 99556 Anchor Point Kenai Peninsula 2,866
43 99688 Willow Matanuska-Susitna 2,739
44 99574 Cordova Chugach 2,551
45 99576 Dillingham Dillingham 2,454
46 99610 Kasilof Kenai Peninsula 2,222
47 99824 Douglas Juneau 2,190
48 99827 Haines Haines 2,168
49 99929 Wrangell Wrangell 2,087
50 99587 Girdwood Anchorage 1,949

Showing the top 50 of 245 ZIP codes in Alaska that have this figure . 99654 ranks 1st at 44,647, against 1,949 in 50th place.

Other rankings for Alaska

Cite this page

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

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