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Where 18840 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 18840 into a pocket calculator and turn it upside down: OhBBI — not quite a word, sorry.
- ➕ As a number, 18,840 = 2 × 2 × 2 × 3 × 5 × 157. Its digits add up to 21, a total 2,594 other ZIP codes share.
- 💾In binary, the way a computer stores it:
100100110011000 - 🏠 Its numerical neighbours: 18837 (Rome, PA, 12 mi away) and 18842 (South Gibson, PA, 49 mi away).
- 🔄 Backwards, 18840 becomes 04881, which is not a ZIP code at all.
- 👥 19 other ZIP codes are made of exactly the same digits (14808, 14880, 18084, 40818, 48081, 48108, …). The farthest-flung twin is 84081 in West Jordan, UT, 1,833 miles away.
- 🧭 Farther north than 75% of all ZIP codes, and farther east than 83%.
- 🎯1,158 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 18840 and you would come out at 41.97°S, 103.47°E — 971 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 14m of daylight. Shortest: 9h 07m.
- 📏 At 41.2 square miles of land, 18840 is bigger than 54% of ZIP codes — room for about 31 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 10,968This ZIP10,968 |
|---|---|
| Households | 4,870This ZIP4,870 |
| Housing units | 5,267This ZIP5,267 |
| Median age | 40.4This ZIP40.4Pennsylvania40.9US 38.9 |
| Median household income | $59,214This ZIP$59,214Pennsylvania$77,971US $80,734 |
| Median home value | $171,300This ZIP$171,300Pennsylvania$254,500US $332,700 |
| Median gross rent | $969This ZIP$969Pennsylvania$1,209US $1,413 |
| Bachelor's degree or higher | 33.7%This ZIP33.7% |
| Mean commute | 18.9 minThis ZIP18.9 min |
| Population density | 266.2 / sq miThis ZIP266.2 / sq mi |
Business and tax activity
| Business establishments | 262This ZIP262 |
|---|---|
| Employees | 6,843This ZIP6,843 |
| Annual payroll | $458,311,000This ZIP$458,311,000 |
| Tax returns filed | 5,050This ZIP5,050 |
| Total adjusted gross income | $371,018,000This ZIP$371,018,000 |
Land area
| Land area | 41.20 sq miThis ZIP41.20 sq mi |
|---|---|
| Water area | 0.77 sq miThis ZIP0.77 sq mi |
Other place names in 18840
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 18840
| ZIP | City | Distance |
|---|---|---|
18810 | Athens, PA | 3.3 mi |
14892 | Waverly, NY | 5.0 mi |
18831 | Milan, PA | 6.5 mi |
18850 | Ulster, PA | 7.6 mi |
13840 | Smithboro, NY | 8.1 mi |
14825 | Chemung, NY | 8.4 mi |
18817 | East Smithfield, PA | 8.4 mi |
13734 | Barton, NY | 9.1 mi |
13812 | Nichols, NY | 9.8 mi |
14859 | Lockwood, NY | 10.4 mi |
Find every ZIP code within 10 miles of 18840 →
Questions about this ZIP code
Where is ZIP code 18840?
18840 is in Sayre, Pennsylvania, in Bradford County, part of the Sayre, PA micropolitan area. Its published point location is 41.9731, -76.5304.
What county is 18840 in?
18840 lies in Bradford County.
What area code is 18840?
Sayre uses area codes 570 and 272, from NANPA's telephone records.
What time zone is 18840 in?
18840 uses America/New_York.
How many people live in 18840?
About 10,968 people live in ZIP code 18840, in 4,870 households, at 266.2 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 18840?
$59,214 a year, against $77,971 across Pennsylvania.
What ZIP codes are near 18840?
The closest are 18810 (3.3 mi), 14892 (5 mi), 18831 (6.5 mi), 18850 (7.6 mi) and 13840 (8.1 mi).
Is 18840 a PO Box ZIP code?
18840 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “18840 ZIP Code — Sayre, Pennsylvania (Bradford County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/18840
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/18840.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.