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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/85636

85636

ZIP 85636 is in Sierra Vista, Arizona, in Cochise County; area code 520; Mountain Standard Time all year. Sierra Vista has 4 ZIP codes; the others are 85635, 85650 and 85671.

Type
No street area
Time zone
America/Phoenix
County
Cochise
Coordinates
31.6687, -110.2801

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 85616, whose figures describe that area — not this ZIP code.

☼ Live from 85636 — Sierra Vista, AZ

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Where 85636 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 85636
  • 🔢 Type 85636 into a pocket calculator and turn it upside down: gEgSB — not quite a word, sorry.
  • ➕ As a number, 85,636 = 2 × 2 × 79 × 271. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100111010000100
  • 🏠 Its numerical neighbours: 85635 (Sierra Vista, AZ, 10 mi away) and 85637 (Sonoita, AZ, 24 mi away).
  • 🔄 Backwards, 85636 becomes 63658, which is not a ZIP code at all.
  • 👥 19 other ZIP codes are made of exactly the same digits (36568, 36685, 36856, 36865, 38665, 56368, …). The farthest-flung twin is 36856 in Fort Mitchell, AL, 1,479 miles away.
  • 🧭 Farther south than 89% of all ZIP codes, and farther west than 86%.
  • 🎯864 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 85636 and you would come out at 31.67°S, 69.72°E — 1,098 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 13m of daylight. Shortest: 10h 05m.
🌙 The sky over 85636 today
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Source: USGS.

Business and tax activity

Business establishments15This ZIP15
Employees64This ZIP64
Annual payroll$2,324,000This ZIP$2,324,000

Land area

ZIP codes near 85636

ZIPCityDistance
85616 Huachuca City, AZ 3.4 mi
85671 Sierra Vista, AZ 8.0 mi
85635 Sierra Vista, AZ 10.2 mi
85613 Fort Huachuca, AZ 12.1 mi
85650 Sierra Vista, AZ 12.6 mi
85638 Tombstone, AZ 13.0 mi
85611 Elgin, AZ 13.7 mi
85630 Saint David, AZ 16.2 mi
85615 Hereford, AZ 19.1 mi
85627 Pomerene, AZ 23.6 mi

Find every ZIP code within 10 miles of 85636 →

Questions about this ZIP code

Where is ZIP code 85636?

85636 is in Sierra Vista, Arizona, in Cochise County, part of the Sierra Vista-Douglas, AZ metropolitan area. Its published point location is 31.6687, -110.2801.

What county is 85636 in?

85636 lies in Cochise County.

What area code is 85636?

Sierra Vista uses area code 520, from NANPA's telephone records.

What time zone is 85636 in?

85636 uses America/Phoenix.

What ZIP codes are near 85636?

The closest are 85616 (3.4 mi), 85671 (8 mi), 85635 (10.2 mi), 85613 (12.1 mi) and 85650 (12.6 mi).

Is 85636 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.

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Cite this page

zipcodes.pro. “85636 ZIP Code — Sierra Vista, Arizona (Cochise County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/85636

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/85636.json

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