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 — ZIP/83229

83229

ZIP 83229 is Cobalt, Idaho, in Lemhi County; area codes 208 and 986; Mountain time.

Type
No street area
Time zone
America/Boise
County
Lemhi
Metro area
none
Coordinates
45.0930, -114.2317

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 83226, whose figures describe that area — not this ZIP code.

☼ Live from 83229 — Cobalt, ID

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 83229 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 83229
  • 🔢 Type 83229 into a pocket calculator and turn it upside down: GZZEB — not quite a word, sorry.
  • ➕ As a number, 83,229 = 3 × 27743. Its digits add up to 24, a total 2,425 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100010100011101
  • 🏠 Its numerical neighbours: 83228 (Clifton, ID, 225 mi away) and 83230 (Conda, ID, 210 mi away).
  • 🔄 Backwards, 83229 becomes 92238, which is not a ZIP code at all.
  • 👥 23 other ZIP codes are made of exactly the same digits (22938, 23289, 23298, 23829, 28329, 28392, …). The farthest-flung twin is 32829 in Orlando, FL, 2,135 miles away.
  • 🧭 Farther north than 91% of all ZIP codes, and farther west than 88%.
  • 🎯875 miles northwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 83229 and you would come out at 45.09°S, 65.77°E — 361 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 38m of daylight. Shortest: 8h 45m.
🌙 The sky over 83229 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Land area

ZIP codes near 83229

ZIPCityDistance
83469 Shoup, ID 8.8 mi
83467 Salmon, ID 18.6 mi
83466 North Fork, ID 24.4 mi
83462 Carmen, ID 24.7 mi
83468 Tendoy, ID 33.4 mi
83235 Ellis, ID 33.9 mi
83465 Lemhi, ID 34.3 mi
83463 Gibbonsville, ID 35.2 mi
83611 Cascade, ID 43.5 mi
83253 May, ID 45.0 mi

Find every ZIP code within 10 miles of 83229 →

Questions about this ZIP code

Where is ZIP code 83229?

83229 is in Cobalt, Idaho, in Lemhi County. Its published point location is 45.0930, -114.2317.

What county is 83229 in?

83229 lies in Lemhi County.

What area code is 83229?

Cobalt uses area codes 208 and 986, from NANPA's telephone records.

What time zone is 83229 in?

83229 uses America/Boise.

What ZIP codes are near 83229?

The closest are 83469 (8.8 mi), 83467 (18.6 mi), 83466 (24.4 mi), 83462 (24.7 mi) and 83468 (33.4 mi).

Is 83229 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

Download or cite

Cite this page

zipcodes.pro. “83229 ZIP Code — Cobalt, Idaho (Lemhi County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/83229

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/83229.json

Underlying data is public domain or openly licensed — sources, vintages and licences.