17742
ZIP 17742 is Lairdsville, Pennsylvania, in Lycoming County; area code 570; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Lycoming
- Metro area
- Williamsport, PA
- Population
- 21
- Coordinates
- 41.2391, -76.5797
Weather right now
Asking the National Weather Service…
Where 17742 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 17742 into a pocket calculator and turn it upside down: ZhLLI — not quite a word, sorry.
- ➕ As a number, 17,742 = 2 × 3 × 2957. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
100010101001110 - 🏠 Its numerical neighbours: 17740 (Jersey Shore, PA, 35 mi away) and 17744 (Linden, PA, 30 mi away).
- 🔄 Backwards, 17742 becomes 24771, which is not a ZIP code at all.
- 👥 30 other ZIP codes are made of exactly the same digits (12477, 12747, 14727, 14772, 17247, 17724, …). The farthest-flung twin is 77412 in Altair, TX, 1,375 miles away.
- 🧭 Farther north than 69% of all ZIP codes, and farther east than 83%.
- 🎯1,156 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 17742 and you would come out at 41.24°S, 103.42°E — 941 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 09m of daylight. Shortest: 9h 12m.
- 📏 At 0.696 square miles of land, 17742 is bigger than 6% of ZIP codes — about 337 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 21This ZIP21 |
|---|---|
| Households | 11This ZIP11 |
| Housing units | 11This ZIP11 |
| Median age | 65.8This ZIP65.8Pennsylvania40.9US 38.9 |
| Median household income | $71,250This ZIP$71,250Pennsylvania$77,971US $80,734 |
| Median home value | $160,000This ZIP$160,000Pennsylvania$254,500US $332,700 |
| Bachelor's degree or higher | 4.8%This ZIP4.8% |
| Population density | 30.2 / sq miThis ZIP30.2 / sq mi |
Land area
| Land area | 0.70 sq miThis ZIP0.70 sq mi |
|---|---|
| Water area | 0.01 sq miThis ZIP0.01 sq mi |
ZIP codes near 17742
| ZIP | City | Distance |
|---|---|---|
17774 | Unityville, PA | 1.9 mi |
17737 | Hughesville, PA | 6.3 mi |
17762 | Picture Rocks, PA | 7.0 mi |
17846 | Millville, PA | 7.5 mi |
17758 | Muncy Valley, PA | 7.9 mi |
17756 | Muncy, PA | 8.2 mi |
17772 | Turbotville, PA | 10.5 mi |
17814 | Benton, PA | 10.9 mi |
17859 | Orangeville, PA | 12.7 mi |
17731 | Eagles Mere, PA | 13.2 mi |
Find every ZIP code within 10 miles of 17742 →
Questions about this ZIP code
Where is ZIP code 17742?
17742 is in Lairdsville, Pennsylvania, in Lycoming County, part of the Williamsport, PA metropolitan area. Its published point location is 41.2391, -76.5797.
What county is 17742 in?
17742 lies in Lycoming County.
What area code is 17742?
Lairdsville uses area code 570, from NANPA's telephone records.
What time zone is 17742 in?
17742 uses America/New_York.
How many people live in 17742?
About 21 people live in ZIP code 17742, in 11 households, at 30.2 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 17742?
$71,250 a year, against $77,971 across Pennsylvania.
What ZIP codes are near 17742?
The closest are 17774 (1.9 mi), 17737 (6.3 mi), 17762 (7 mi), 17846 (7.5 mi) and 17758 (7.9 mi).
Is 17742 a PO Box ZIP code?
17742 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “17742 ZIP Code — Lairdsville, Pennsylvania (Lycoming County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/17742
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/17742.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.