80541

ZIP 80541 is Masonville, Colorado, in Larimer County; area code 970; Mountain time.

Type: No street area
Time zone: America/Denver
County: Larimer
Metro area: Fort Collins-Loveland, CO
Coordinates: 40.4875, -105.2108

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 80538, whose figures describe that area — not this ZIP code.

☼ Live from 80541 — Masonville, CO

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Where 80541 is

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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 80541

🔢 Type 80541 into a pocket calculator and turn it upside down: IhSOB — not quite a word, sorry.
➕ As a number, 80,541 = 3 × 3 × 3 × 19 × 157. Its digits add up to 18, a total 2,332 other ZIP codes share.
💾In binary, the way a computer stores it: 10011101010011101
🏠 Its numerical neighbours: 80540 (Lyons, CO, 21 mi away) and 80542 (Mead, CO, 21 mi away).
🔄 Backwards, 80541 becomes 14508 — and that is a real ZIP code: Morton, NY, 1,407 miles away.
👥 59 other ZIP codes are made of exactly the same digits (01845, 01854, 04851, 05148, 05481, 05841, …). The farthest-flung twin is 04851 in Matinicus, ME, 1,860 miles away.
🧭 Farther north than 61% of all ZIP codes, and farther west than 83%.
🎯353 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
🌏 Dig straight through the Earth from 80541 and you would come out at 40.49°S, 74.79°E — 652 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
☀Longest day of the year: 15h 04m of daylight. Shortest: 9h 16m.

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Land area

ZIP codes near 80541

ZIP	City	Distance
`80538`	Loveland, CO	4.3 mi
`80526`	Fort Collins, CO	4.9 mi
`80537`	Loveland, CO	7.2 mi
`80521`	Fort Collins, CO	8.5 mi
`80515`	Drake, CO	9.2 mi
`80525`	Fort Collins, CO	9.3 mi
`80539`	Loveland, CO	9.5 mi
`80523`	Fort Collins, CO	9.5 mi
`80527`	Fort Collins, CO	9.5 mi
`80553`	Fort Collins, CO	9.5 mi

Find every ZIP code within 10 miles of 80541 →

Questions about this ZIP code

Where is ZIP code 80541?

80541 is in Masonville, Colorado, in Larimer County, part of the Fort Collins-Loveland, CO metropolitan area. Its published point location is 40.4875, -105.2108.

What county is 80541 in?

80541 lies in Larimer County.

What area code is 80541?

Masonville uses area code 970, from NANPA's telephone records.

What time zone is 80541 in?

80541 uses America/Denver.

What ZIP codes are near 80541?

The closest are 80538 (4.3 mi), 80526 (4.9 mi), 80537 (7.2 mi), 80521 (8.5 mi) and 80515 (9.2 mi).

Is 80541 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. “80541 ZIP Code — Masonville, Colorado (Larimer County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/80541

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/80541.json

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