87538
ZIP 87538 is Ilfeld, New Mexico, in San Miguel County; area code 505; Mountain time.
- Type
- Standard
- Time zone
- America/Denver
- County
- San Miguel
- Metro area
- Las Vegas, NM
- Population
- 467
- Coordinates
- 35.4932, -105.5377
Weather right now
Asking the National Weather Service…
Where 87538 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 87538 into a pocket calculator and turn it upside down: BESLB — not quite a word, sorry.
- ➕ As a number, 87,538 = 2 × 11 × 23 × 173. Its digits add up to 31, a total 799 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10101010111110010 - 🏠 Its numerical neighbours: 87537 (Hernandez, NM, 60 mi away) and 87539 (La Madera, NM, 66 mi away).
- 🔄 Backwards, 87538 becomes 83578, 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, 1,201 miles away.
- 🧭 Farther south than 71% of all ZIP codes, and farther west than 83%.
- 🎯484 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 87538 and you would come out at 35.49°S, 74.46°E — 981 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 33m of daylight. Shortest: 9h 45m.
- 📏 At 55.1 square miles of land, 87538 is bigger than 62% of ZIP codes — room for about 42 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 467This ZIP467 |
|---|---|
| Households | 163This ZIP163 |
| Housing units | 241This ZIP241 |
| Median age | 50.0This ZIP50.0New Mexico39.4US 38.9 |
| Bachelor's degree or higher | 20.2%This ZIP20.2% |
| Mean commute | 29.1 minThis ZIP29.1 min |
| Population density | 8.5 / sq miThis ZIP8.5 / sq mi |
Land area
| Land area | 55.15 sq miThis ZIP55.15 sq mi |
|---|---|
| Water area | 0.00 sq mi |
Other place names in 87538
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 87538
| ZIP | City | Distance |
|---|---|---|
87565 | San Jose, NM | 4.0 mi |
87562 | Rowe, NM | 8.9 mi |
87535 | Glorieta, NM | 12.8 mi |
87552 | Pecos, NM | 13.0 mi |
87731 | Montezuma, NM | 16.3 mi |
87569 | Serafina, NM | 16.4 mi |
87560 | Ribera, NM | 17.7 mi |
87583 | Villanueva, NM | 17.9 mi |
87540 | Lamy, NM | 19.8 mi |
87505 | Santa Fe, NM | 20.5 mi |
Find every ZIP code within 10 miles of 87538 →
Questions about this ZIP code
Where is ZIP code 87538?
87538 is in Ilfeld, New Mexico, in San Miguel County, part of the Las Vegas, NM micropolitan area. Its published point location is 35.4932, -105.5377.
What county is 87538 in?
87538 lies in San Miguel County.
What area code is 87538?
Ilfeld uses area code 505, from NANPA's telephone records.
What time zone is 87538 in?
87538 uses America/Denver.
How many people live in 87538?
About 467 people live in ZIP code 87538, in 163 households, at 8.5 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 87538?
The closest are 87565 (4 mi), 87562 (8.9 mi), 87535 (12.8 mi), 87552 (13 mi) and 87731 (16.3 mi).
Is 87538 a PO Box ZIP code?
87538 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “87538 ZIP Code — Ilfeld, New Mexico (San Miguel County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/87538
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/87538.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.