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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/99590

99590

ZIP 99590 is Grayling, Alaska, in Yukon-Koyukuk Census Area; area code 907; Alaska time.

Type
Standard
Time zone
America/Anchorage
County
Yukon-Koyukuk
Metro area
none
Population
173
Coordinates
62.8961, -160.1130
☼ Live from 99590 — Grayling, AK

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Local time: —

Where 99590 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 99590
  • 🔢 Type 99590 into a pocket calculator and turn it upside down: OGSGG — not quite a word, sorry.
  • ➕ As a number, 99,590 = 2 × 5 × 23 × 433. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000010100000110
  • 🏠 Its numerical neighbours: 99589 (Goodnews Bay, AK, 257 mi away) and 99591 (Saint George Island, AK, 547 mi away). Next door on paper, a road trip in real life.
  • 🔄 Backwards, 99590 becomes 09599, which is not a ZIP code at all.
  • 👥 2 other ZIP codes are made of exactly the same digits (99509, 99950). The farthest-flung twin is 99950 in Ketchikan, AK, 1,123 miles away.
  • 🧭 Farther north than 99% of all ZIP codes, and farther west than 99%.
  • 🎯2,939 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 99590 and you would come out at 62.90°S, 19.89°E — 2,003 miles from Cape Town, South Africa, the nearest big city to that spot.
  • ☀Longest day of the year: 20h 15m of daylight. Shortest: 4h 45m.
  • 📏 At 11.2 square miles of land, 99590 is bigger than 29% of ZIP codes — room for about 8.5 Central Parks.
🌙 The sky over 99590 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population173This ZIP173
Households77This ZIP77
Housing units88This ZIP88
Median age38.4This ZIP38.4Alaska35.8US 38.9
Median household income$46,250This ZIP$46,250Alaska$92,788US $80,734
Median home value$114,300This ZIP$114,300Alaska$352,900US $332,700
Median gross rent$875This ZIP$875Alaska$1,419US $1,413
Bachelor's degree or higher5.0%This ZIP5.0%
Mean commute4.3 minThis ZIP4.3 min
Population density15.4 / sq miThis ZIP15.4 / sq mi

Land area

Land area11.23 sq miThis ZIP11.23 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 99590

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

ZIP codes near 99590

ZIPCityDistance
99558 Anvik, AK 18.6 mi
99665 Shageluk, AK 22.6 mi
99602 Holy Cross, AK 49.8 mi
99659 Saint Michael, AK 74.0 mi
99671 Stebbins, AK 77.9 mi
99684 Unalakleet, AK 81.6 mi
99503 Anchorage, AK 85.4 mi
99657 Russian Mission, AK 88.3 mi
99607 Kalskag, AK 94.1 mi
99585 Marshall, AK 94.3 mi

Find every ZIP code within 10 miles of 99590 →

Questions about this ZIP code

Where is ZIP code 99590?

99590 is in Grayling, Alaska, in Yukon-Koyukuk Census Area. Its published point location is 62.8961, -160.1130.

What county is 99590 in?

99590 lies in Yukon-Koyukuk Census Area.

What area code is 99590?

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

What time zone is 99590 in?

99590 uses America/Anchorage.

How many people live in 99590?

About 173 people live in ZIP code 99590, in 77 households, at 15.4 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 99590?

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

What ZIP codes are near 99590?

The closest are 99558 (18.6 mi), 99665 (22.6 mi), 99602 (49.8 mi), 99659 (74 mi) and 99671 (77.9 mi).

Is 99590 a PO Box ZIP code?

99590 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “99590 ZIP Code — Grayling, Alaska (Yukon-Koyukuk Census Area).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/99590

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