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zipcodes.pro — ZIP/00681

00681

ZIP 00681 is in Mayaguez, Puerto Rico, in Mayagüez Municipio; area codes 787 and 939; Atlantic time. Mayaguez has 3 ZIP codes; the others are 00680 and 00682.

Type
No street area
Time zone
America/Puerto_Rico
County
Mayagüez
Metro area
Mayagüez, PR
Coordinates
18.2011, -67.1396

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 00680, whose figures describe that area — not this ZIP code.

☼ Live from 00681 — Mayaguez, PR

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Where 00681 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 00681
  • 🔢 Type 00681 into a pocket calculator and turn it upside down: IBgOO — not quite a word, sorry.
  • ➕ As a number, 681 = 3 × 227. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1010101001
  • 🏠 Its numerical neighbours: 00680 (Mayaguez, PR, 1 mi away) and 00682 (Mayaguez, PR, 2 mi away).
  • 🔄 Backwards, 00681 becomes 18600, which is not a ZIP code at all.
  • 👥 31 other ZIP codes are made of exactly the same digits (01068, 01086, 01608, 01860, 06018, 06081, …). The farthest-flung twin is 86001 in Flagstaff, AZ, 2,967 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther east than 98%.
  • 🎯2,395 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 00681 and you would come out at 18.20°S, 112.86°E — 679 miles from Denpasar, Indonesia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 13m of daylight. Shortest: 11h 02m.
🌙 The sky over 00681 today
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Source: USGS.

Land area

ZIP codes near 00681

ZIPCityDistance
00680 Mayaguez, PR 1.3 mi
00682 Mayaguez, PR 1.9 mi
00636 Rosario, PR 4.7 mi
00660 Hormigueros, PR 4.8 mi
00610 Anasco, PR 6.6 mi
00623 Cabo Rojo, PR 8.2 mi
00683 San German, PR 9.3 mi
00670 Las Marias, PR 10.2 mi
00677 Rincon, PR 10.7 mi
00602 Aguada, PR 11.4 mi

Find every ZIP code within 10 miles of 00681 →

Questions about this ZIP code

Where is ZIP code 00681?

00681 is in Mayaguez, Puerto Rico, in Mayagüez Municipio, part of the Mayagüez, PR metropolitan area. Its published point location is 18.2011, -67.1396.

What county is 00681 in?

00681 lies in Mayagüez Municipio.

What area code is 00681?

Mayaguez uses area codes 787 and 939, from NANPA's telephone records.

What time zone is 00681 in?

00681 uses America/Puerto_Rico.

What ZIP codes are near 00681?

The closest are 00680 (1.3 mi), 00682 (1.9 mi), 00636 (4.7 mi), 00660 (4.8 mi) and 00610 (6.6 mi).

Is 00681 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. “00681 ZIP Code — Mayaguez, Puerto Rico (Mayagüez Municipio).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/00681

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/00681.json

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