78622
ZIP 78622 is Fentress, Texas, in Caldwell County; area codes 737 and 512; Central time.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Caldwell
- Metro area
- Austin-Round Rock-San Marcos, TX
- Population
- 331
- Coordinates
- 29.7826, -97.7794
Weather right now
Asking the National Weather Service…
Where 78622 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 78622 into a pocket calculator and turn it upside down: ZZgBL — not quite a word, sorry.
- ➕ As a number, 78,622 = 2 × 19 × 2069. Its digits add up to 25, a total 2,242 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10011001100011110 - 🏠 Its numerical neighbours: 78621 (Elgin, TX, 46 mi away) and 78623 (Fischer, TX, 29 mi away).
- 🔄 Backwards, 78622 becomes 22687, which is not a ZIP code at all.
- 👥 20 other ZIP codes are made of exactly the same digits (26278, 26287, 27268, 27628, 27826, 27862, …). The farthest-flung twin is 27826 in Fairfield, NC, 1,312 miles away.
- 🧭 Farther south than 94% of all ZIP codes, and farther west than 76%.
- 🎯696 miles south of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 78622 and you would come out at 29.78°S, 82.22°E — 1,491 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 04m of daylight. Shortest: 10h 14m.
- 📏 At 4.1 square miles of land, 78622 is bigger than 17% of ZIP codes — room for about 3.1 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 331This ZIP331 |
|---|---|
| Households | 136This ZIP136 |
| Housing units | 162This ZIP162 |
| Median age | 48.1This ZIP48.1Texas35.6US 38.9 |
| Median home value | $160,900This ZIP$160,900Texas$283,800US $332,700 |
| Bachelor's degree or higher | 21.9%This ZIP21.9% |
| Mean commute | 35.5 minThis ZIP35.5 min |
| Population density | 81.5 / sq miThis ZIP81.5 / sq mi |
Business and tax activity
| Business establishments | 8This ZIP8 |
|---|---|
| Employees | 87This ZIP87 |
| Annual payroll | $4,842,000This ZIP$4,842,000 |
Land area
| Land area | 4.06 sq miThis ZIP4.06 sq mi |
|---|---|
| Water area | 0.06 sq miThis ZIP0.06 sq mi |
ZIP codes near 78622
| ZIP | City | Distance |
|---|---|---|
78655 | Martindale, TX | 4.1 mi |
78670 | Staples, TX | 4.3 mi |
78661 | Prairie Lea, TX | 4.4 mi |
78638 | Kingsbury, TX | 8.5 mi |
78656 | Maxwell, TX | 8.6 mi |
78644 | Lockhart, TX | 8.9 mi |
78648 | Luling, TX | 10.4 mi |
78666 | San Marcos, TX | 14.1 mi |
78640 | Kyle, TX | 14.9 mi |
78658 | Ottine, TX | 16.0 mi |
Find every ZIP code within 10 miles of 78622 →
Questions about this ZIP code
Where is ZIP code 78622?
78622 is in Fentress, Texas, in Caldwell County, part of the Austin-Round Rock-San Marcos, TX metropolitan area. Its published point location is 29.7826, -97.7794.
What county is 78622 in?
78622 lies in Caldwell County.
What area code is 78622?
Fentress uses area codes 737 and 512, from NANPA's telephone records.
What time zone is 78622 in?
78622 uses America/Chicago.
How many people live in 78622?
About 331 people live in ZIP code 78622, in 136 households, at 81.5 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 78622?
The closest are 78655 (4.1 mi), 78670 (4.3 mi), 78661 (4.4 mi), 78638 (8.5 mi) and 78656 (8.6 mi).
Is 78622 a PO Box ZIP code?
78622 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “78622 ZIP Code — Fentress, Texas (Caldwell County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/78622
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/78622.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.