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zipcodes.pro — ZIP/85738

85738

ZIP 85738 is Catalina, Arizona, in Pima County; area code 520; Mountain Standard Time all year.

Type
No street area
Time zone
America/Phoenix
County
Pima
Metro area
Tucson, AZ
Coordinates
32.5056, -110.9211

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 85739, whose figures describe that area — not this ZIP code.

☼ Live from 85738 — Catalina, AZ

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Where 85738 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 85738
  • 🔢 Type 85738 into a pocket calculator and turn it upside down: BELSB — not quite a word, sorry.
  • ➕ As a number, 85,738 = 2 × 163 × 263. Its digits add up to 31, a total 799 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10100111011101010
  • 🏠 Its numerical neighbours: 85737 (Tucson, AZ, 6 mi away) and 85739 (Tucson, AZ, 9 mi away).
  • 🔄 Backwards, 85738 becomes 83758, which is not a ZIP code at all.
  • 👥 20 other ZIP codes are made of exactly the same digits (37885, 38578, 38587, 38857, 38875, 53788, …). The farthest-flung twin is 37885 in Vonore, TN, 1,543 miles away.
  • 🧭 Farther south than 86% of all ZIP codes, and farther west than 86%.
  • 🎯853 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 85738 and you would come out at 32.51°S, 69.08°E — 1,113 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 17m of daylight. Shortest: 10h 01m.
🌙 The sky over 85738 today
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Source: USGS.

Business and tax activity

Business establishments6This ZIP6
Employees59This ZIP59
Annual payroll$1,066,000This ZIP$1,066,000

Land area

ZIP codes near 85738

ZIPCityDistance
85755 Tucson, AZ 4.4 mi
85737 Tucson, AZ 6.5 mi
85739 Tucson, AZ 9.0 mi
85742 Tucson, AZ 11.4 mi
85704 Tucson, AZ 12.1 mi
85652 Cortaro, AZ 12.7 mi
85623 Oracle, AZ 13.0 mi
85619 Mount Lemmon, AZ 13.2 mi
85718 Tucson, AZ 13.3 mi
85658 Marana, AZ 13.5 mi

Find every ZIP code within 10 miles of 85738 →

Questions about this ZIP code

Where is ZIP code 85738?

85738 is in Catalina, Arizona, in Pima County, part of the Tucson, AZ metropolitan area. Its published point location is 32.5056, -110.9211.

What county is 85738 in?

85738 lies in Pima County.

What area code is 85738?

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

What time zone is 85738 in?

85738 uses America/Phoenix.

What ZIP codes are near 85738?

The closest are 85755 (4.4 mi), 85737 (6.5 mi), 85739 (9 mi), 85742 (11.4 mi) and 85704 (12.1 mi).

Is 85738 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. “85738 ZIP Code — Catalina, Arizona (Pima County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/85738

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