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Where 71418 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 71418 into a pocket calculator and turn it upside down: BIhIL — not quite a word, sorry.
- ➕ As a number, 71,418 = 2 × 3 × 11903. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10001011011111010 - 🏠 Its numerical neighbours: 71417 (Colfax, LA, 56 mi away) and 71419 (Converse, LA, 101 mi away).
- 🔄 Backwards, 71418 becomes 81417, which is not a ZIP code at all.
- 👥 22 other ZIP codes are made of exactly the same digits (11784, 14718, 14781, 14817, 14871, 17814, …). The farthest-flung twin is 84171 in Salt Lake City, UT, 1,248 miles away.
- 🧭 Farther south than 88% of all ZIP codes, and farther west than 61%.
- 🎯644 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 71418 and you would come out at 32.14°S, 87.95°E — 1,491 miles from West Island, Cocos Islands, the nearest big city to that spot.
- ☀Longest day of the year: 14h 15m of daylight. Shortest: 10h 02m.
- 📏 At 355.4 square miles of land, 71418 is bigger than 96% of ZIP codes — room for about 270 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 5,233This ZIP5,233 |
|---|---|
| Households | 2,039This ZIP2,039 |
| Housing units | 2,741This ZIP2,741 |
| Median age | 34.2This ZIP34.2Louisiana38.0US 38.9 |
| Median household income | $40,785This ZIP$40,785Louisiana$60,756US $80,734 |
| Median home value | $91,500This ZIP$91,500Louisiana$216,500US $332,700 |
| Median gross rent | $744This ZIP$744Louisiana$1,064US $1,413 |
| Bachelor's degree or higher | 10.2%This ZIP10.2% |
| Mean commute | 25.7 minThis ZIP25.7 min |
| Population density | 14.7 / sq miThis ZIP14.7 / sq mi |
Business and tax activity
| Business establishments | 143This ZIP143 |
|---|---|
| Employees | 1,608This ZIP1,608 |
| Annual payroll | $63,763,000This ZIP$63,763,000 |
| Tax returns filed | 2,150This ZIP2,150 |
| Total adjusted gross income | $132,338,000This ZIP$132,338,000 |
Land area
| Land area | 355.43 sq miThis ZIP355.43 sq mi |
|---|---|
| Water area | 14.73 sq miThis ZIP14.73 sq mi |
Counties 71418 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Caldwell Parish | 84.1% |
| Richland Parish | 7.0% |
| Catahoula Parish | 5.9% |
| Ouachita Parish | 3.0% |
| Franklin Parish | 0.0% |
Other place names in 71418
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 71418
| ZIP | City | Distance |
|---|---|---|
71415 | Clarks, LA | 9.5 mi |
71435 | Grayson, LA | 9.8 mi |
71441 | Kelly, LA | 14.2 mi |
71259 | Mangham, LA | 14.4 mi |
71202 | Monroe, LA | 18.1 mi |
71243 | Fort Necessity, LA | 18.7 mi |
71249 | Jigger, LA | 19.0 mi |
71295 | Winnsboro, LA | 19.9 mi |
71425 | Enterprise, LA | 20.3 mi |
71292 | West Monroe, LA | 20.4 mi |
Find every ZIP code within 10 miles of 71418 →
Questions about this ZIP code
Where is ZIP code 71418?
71418 is in Columbia, Louisiana, in Caldwell Parish. Its published point location is 32.1373, -92.0485.
What county is 71418 in?
71418 spans 5 counties: Caldwell Parish, Richland Parish, Catahoula Parish, Ouachita Parish and Franklin Parish. Most of it falls in Caldwell Parish, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 71418?
Columbia uses area code 318, from NANPA's telephone records.
What time zone is 71418 in?
71418 uses America/Chicago.
How many people live in 71418?
About 5,233 people live in ZIP code 71418, in 2,039 households, at 14.7 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 71418?
$40,785 a year, against $60,756 across Louisiana.
What ZIP codes are near 71418?
The closest are 71415 (9.5 mi), 71435 (9.8 mi), 71441 (14.2 mi), 71259 (14.4 mi) and 71202 (18.1 mi).
Is 71418 a PO Box ZIP code?
71418 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “71418 ZIP Code — Columbia, Louisiana (Caldwell Parish).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/71418
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/71418.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.