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zipcodes.pro — ZIP/63378

63378

ZIP 63378 is Treloar, Missouri, in Warren County; Central time.

Type
No street area
Time zone
America/Chicago
County
Warren
Metro area
St. Louis, MO-IL
Coordinates
38.6445, -91.1879

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 63357, whose figures describe that area — not this ZIP code.

☼ Live from 63378 — Treloar, MO

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Where 63378 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 63378
  • 🔢 Type 63378 into a pocket calculator and turn it upside down: BLEEg — not quite a word, sorry.
  • ➕ As a number, 63,378 = 2 × 3 × 3 × 7 × 503. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111011110010010
  • 🏠 Its numerical neighbours: 63377 (Silex, MO, 32 mi away) and 63379 (Troy, MO, 27 mi away).
  • 🔄 Backwards, 63378 becomes 87336, which is not a ZIP code at all.
  • 👥 26 other ZIP codes are made of exactly the same digits (33687, 33786, 33867, 33876, 36738, 36783, …). The farthest-flung twin is 83637 in Lowman, ID, 1,293 miles away.
  • 🧭 Farther south than 54% of all ZIP codes, and farther west than 59%.
  • 🎯404 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 63378 and you would come out at 38.64°S, 88.81°E — 1,178 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 52m of daylight. Shortest: 9h 28m.
🌙 The sky over 63378 today
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Source: USGS.

Land area

ZIP codes near 63378

ZIPCityDistance
63357 Marthasville, MO 4.5 mi
63068 New Haven, MO 6.2 mi
63014 Berger, MO 6.8 mi
63090 Washington, MO 10.6 mi
63342 Dutzow, MO 10.7 mi
63383 Warrenton, MO 11.1 mi
63380 Truesdale, MO 12.2 mi
63390 Wright City, MO 13.6 mi
63351 Jonesburg, MO 16.2 mi
63332 Augusta, MO 16.2 mi

Find every ZIP code within 10 miles of 63378 →

Questions about this ZIP code

Where is ZIP code 63378?

63378 is in Treloar, Missouri, in Warren County, part of the St. Louis, MO-IL metropolitan area. Its published point location is 38.6445, -91.1879.

What county is 63378 in?

63378 lies in Warren County.

What time zone is 63378 in?

63378 uses America/Chicago.

What ZIP codes are near 63378?

The closest are 63357 (4.5 mi), 63068 (6.2 mi), 63014 (6.8 mi), 63090 (10.6 mi) and 63342 (10.7 mi).

Is 63378 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. “63378 ZIP Code — Treloar, Missouri (Warren County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/63378

Machine-readable version of these facts:

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