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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 — ZIP/99504

99504

ZIP 99504 is in Anchorage, Alaska, in Anchorage Municipality; area code 907; Alaska time. Anchorage has 25 ZIP codes in all.

Type
Standard
Time zone
America/Anchorage
County
Anchorage
Metro area
Anchorage, AK
Population
42,093
Coordinates
61.1906, -149.6072
☼ Live from 99504 — Anchorage, AK

Weather right now

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Local time: —

Where 99504 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 99504
  • 🔢 Type 99504 into a pocket calculator and turn it upside down: hOSGG — not quite a word, sorry.
  • ➕ As a number, 99,504 = 2 × 2 × 2 × 2 × 3 × 3 × 691. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000010010110000
  • 🏠 Its numerical neighbours: 99503 (Anchorage, AK, 287 mi away) and 99505 (Jber, AK, 7 mi away).
  • 🔄 Backwards, 99504 becomes 40599, which is not a ZIP code at all.
  • 👥 17 other ZIP codes are made of exactly the same digits (09459, 09495, 40995, 49095, 49509, 49905, …). The farthest-flung twin is 09495 in APO AE, a military post office, 4,463 miles away.
  • 🧭 Farther north than 99% of all ZIP codes, and farther west than 99%.
  • 🎯2,587 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99504 and you would come out at 61.19°S, 30.39°E — 1,731 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 19h 22m of daylight. Shortest: 5h 27m.
  • 📏 At 36.8 square miles of land, 99504 is bigger than 51% of ZIP codes — room for about 28 Central Parks.
🌙 The sky over 99504 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population42,093This ZIP42,093
Households15,961This ZIP15,961
Housing units17,568This ZIP17,568
Median age34.9This ZIP34.9Alaska35.8US 38.9
Median household income$86,710This ZIP$86,710Alaska$92,788US $80,734
Median home value$314,000This ZIP$314,000Alaska$352,900US $332,700
Median gross rent$1,573This ZIP$1,573Alaska$1,419US $1,413
Bachelor's degree or higher31.5%This ZIP31.5%
Mean commute19.1 minThis ZIP19.1 min
Population density1,143.2 / sq miThis ZIP1,143.2 / sq mi

Business and tax activity

Business establishments479This ZIP479
Employees5,647This ZIP5,647
Annual payroll$231,500,000This ZIP$231,500,000
Tax returns filed19,030This ZIP19,030
Total adjusted gross income$1,333,162,000This ZIP$1,333,162,000

Land area

Land area36.82 sq miThis ZIP36.82 sq mi
Water area0.04 sq miThis ZIP0.04 sq mi

Other place names in 99504

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 99504

ZIPCityDistance
99507 Anchorage, AK 5.2 mi
99505 Jber, AK 6.7 mi
99508 Anchorage, AK 7.0 mi
99516 Anchorage, AK 8.4 mi
99501 Anchorage, AK 8.6 mi
99506 Jber, AK 8.7 mi
99599 Anchorage, AK 9.1 mi
99513 Anchorage, AK 9.4 mi
99518 Anchorage, AK 9.5 mi
99510 Anchorage, AK 9.6 mi

Find every ZIP code within 10 miles of 99504 →

Questions about this ZIP code

Where is ZIP code 99504?

99504 is in Anchorage, Alaska, in Anchorage Municipality, part of the Anchorage, AK metropolitan area. Its published point location is 61.1906, -149.6072.

What county is 99504 in?

99504 lies in Anchorage Municipality.

What area code is 99504?

Anchorage uses area code 907, from NANPA's telephone records.

What time zone is 99504 in?

99504 uses America/Anchorage.

How many people live in 99504?

About 42,093 people live in ZIP code 99504, in 15,961 households, at 1,143.2 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 99504?

$86,710 a year, against $92,788 across Alaska.

What ZIP codes are near 99504?

The closest are 99507 (5.2 mi), 99505 (6.7 mi), 99508 (7 mi), 99516 (8.4 mi) and 99501 (8.6 mi).

Is 99504 a PO Box ZIP code?

99504 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99504 ZIP Code — Anchorage, Alaska (Anchorage Municipality).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99504

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