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Where 15778 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 15778 into a pocket calculator and turn it upside down: BLLSI — not quite a word, sorry.
- ➕ As a number, 15,778 = 2 × 7 × 7 × 7 × 23. Its digits add up to 28, a total 1,520 other ZIP codes share.
- 💾In binary, the way a computer stores it:
11110110100010 - 🏠 Its numerical neighbours: 15777 (Starford, PA, 22 mi away) and 15779 (Torrance, PA, 39 mi away).
- 🔄 Backwards, 15778 becomes 87751, which is not a ZIP code at all.
- 👥 17 other ZIP codes are made of exactly the same digits (17578, 17758, 17857, 18577, 57718, 58771, …). The farthest-flung twin is 85717 in Tucson, AZ, 1,849 miles away.
- 🧭 Farther north than 66% of all ZIP codes, and farther east than 76%.
- 🎯1,021 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 15778 and you would come out at 40.97°S, 100.80°E — 1,041 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 07m of daylight. Shortest: 9h 13m.
- 📏 At 0.700 square miles of land, 15778 is bigger than 6% of ZIP codes — about 339 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 367This ZIP367 |
|---|---|
| Households | 66This ZIP66 |
| Housing units | 74This ZIP74 |
| Median age | 43.4This ZIP43.4Pennsylvania40.9US 38.9 |
| Median household income | $72,500This ZIP$72,500Pennsylvania$77,971US $80,734 |
| Median home value | $71,300This ZIP$71,300Pennsylvania$254,500US $332,700 |
| Bachelor's degree or higher | 3.7%This ZIP3.7% |
| Mean commute | 29.0 minThis ZIP29.0 min |
| Population density | 524.3 / sq miThis ZIP524.3 / sq mi |
Land area
| Land area | 0.70 sq miThis ZIP0.70 sq mi |
|---|---|
| Water area | 0.00 sq miThis ZIP0.00 sq mi |
Other place names in 15778
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 15778
| ZIP | City | Distance |
|---|---|---|
15770 | Ringgold, PA | 4.2 mi |
16240 | Mayport, PA | 4.8 mi |
15784 | Worthville, PA | 4.9 mi |
15776 | Sprankle Mills, PA | 5.4 mi |
16245 | Oak Ridge, PA | 5.4 mi |
15763 | Northpoint, PA | 5.6 mi |
16230 | Hawthorn, PA | 5.7 mi |
15730 | Coolspring, PA | 7.2 mi |
16222 | Dayton, PA | 7.3 mi |
15744 | Hamilton, PA | 7.4 mi |
Find every ZIP code within 10 miles of 15778 →
Questions about this ZIP code
Where is ZIP code 15778?
15778 is in Timblin, Pennsylvania, in Jefferson County. Its published point location is 40.9690, -79.1984.
What county is 15778 in?
15778 lies in Jefferson County.
What area code is 15778?
Timblin uses area codes 582 and 814, from NANPA's telephone records.
What time zone is 15778 in?
15778 uses America/New_York.
How many people live in 15778?
About 367 people live in ZIP code 15778, in 66 households, at 524.3 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 15778?
$72,500 a year, against $77,971 across Pennsylvania.
What ZIP codes are near 15778?
The closest are 15770 (4.2 mi), 16240 (4.8 mi), 15784 (4.9 mi), 15776 (5.4 mi) and 16245 (5.4 mi).
Is 15778 a PO Box ZIP code?
15778 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “15778 ZIP Code — Timblin, Pennsylvania (Jefferson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/15778
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/15778.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.