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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/99550

99550

ZIP 99550 is Port Lions, Alaska, in Kodiak Island Borough; area code 907; Alaska time.

Type
Standard
Time zone
America/Anchorage
County
Kodiak Island
Metro area
none
Population
150
Coordinates
57.8670, -152.8562
☼ Live from 99550 — Port Lions, AK

Weather right now

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Local time: —

Where 99550 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 99550
  • 🔢 Type 99550 into a pocket calculator and turn it upside down: OSSGG — not quite a word, sorry.
  • ➕ As a number, 99,550 = 2 × 5 × 5 × 11 × 181. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000010011011110
  • 🏠 Its numerical neighbours: 99549 (Port Heiden, AK, 222 mi away) and 99551 (Akiachak, AK, 367 mi away). Next door on paper, a road trip in real life.
  • 🔄 Backwards, 99550 becomes 05599, which is not a ZIP code at all.
  • 👥 6 other ZIP codes are made of exactly the same digits (50599, 55909, 55990, 59059, 95950, 99505). The farthest-flung twin is 55990 in Wykoff, MN, 2,714 miles away.
  • 🧭 Farther north than 99% of all ZIP codes, and farther west than 99%.
  • 🎯2,671 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99550 and you would come out at 57.87°S, 27.14°E — 1,653 miles from Gqeberha, South Africa, the nearest big city to that spot.
  • ☀Longest day of the year: 18h 08m of daylight. Shortest: 6h 29m.
  • 📏 At 5.0 square miles of land, 99550 is bigger than 19% of ZIP codes — room for about 3.8 Central Parks.
🌙 The sky over 99550 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population150This ZIP150
Households70This ZIP70
Housing units130This ZIP130
Median age58.7This ZIP58.7Alaska35.8US 38.9
Median household income$46,250This ZIP$46,250Alaska$92,788US $80,734
Median home value$161,500This ZIP$161,500Alaska$352,900US $332,700
Bachelor's degree or higher8.6%This ZIP8.6%
Mean commute4.1 minThis ZIP4.1 min
Population density30.1 / sq miThis ZIP30.1 / sq mi

Business and tax activity

Business establishments4This ZIP4
Employees9This ZIP9
Annual payroll$574,000This ZIP$574,000

Land area

Land area4.99 sq miThis ZIP4.99 sq mi
Water area3.70 sq miThis ZIP3.70 sq mi

Other place names in 99550

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

ZIP codes near 99550

ZIPCityDistance
99619 Kodiak, AK 17.4 mi
99697 Kodiak, AK 17.4 mi
99644 Ouzinkie, AK 17.7 mi
99615 Kodiak, AK 23.1 mi
99624 Larsen Bay, AK 45.1 mi
99643 Old Harbor, AK 48.1 mi
99608 Karluk, AK 58.8 mi
99663 Seldovia, AK 114.9 mi
99603 Homer, AK 130.1 mi
99556 Anchor Point, AK 143.4 mi

Find every ZIP code within 10 miles of 99550 →

Questions about this ZIP code

Where is ZIP code 99550?

99550 is in Port Lions, Alaska, in Kodiak Island Borough. Its published point location is 57.8670, -152.8562.

What county is 99550 in?

99550 lies in Kodiak Island Borough.

What area code is 99550?

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

What time zone is 99550 in?

99550 uses America/Anchorage.

How many people live in 99550?

About 150 people live in ZIP code 99550, in 70 households, at 30.1 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 99550?

$46,250 a year, against $92,788 across Alaska.

What ZIP codes are near 99550?

The closest are 99619 (17.4 mi), 99697 (17.4 mi), 99644 (17.7 mi), 99615 (23.1 mi) and 99624 (45.1 mi).

Is 99550 a PO Box ZIP code?

99550 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99550 ZIP Code — Port Lions, Alaska (Kodiak Island Borough).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99550

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