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zipcodes.pro — ZIP/17857

17857

ZIP 17857 is Northumberland, Pennsylvania, in Northumberland County; area codes 570 and 272; Eastern time.

Type
Standard
Time zone
America/New_York
Metro area
Sunbury, PA
Population
7,671
Coordinates
40.9321, -76.7730
☼ Live from 17857 — Northumberland, PA

Weather right now

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Local time: —

Where 17857 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.

★ Weird and wonderful facts about 17857
  • 🔢 Type 17857 into a pocket calculator and turn it upside down: LSBLI — not quite a word, sorry.
  • ➕ As a number, 17,857 = 7 × 2551. Its digits add up to 28, a total 1,520 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100010111000001
  • 🏠 Its numerical neighbours: 17856 (New Columbia, PA, 15 mi away) and 17858 (Numidia, PA, 19 mi away).
  • 🔄 Backwards, 17857 becomes 75871, which is not a ZIP code at all.
  • 👥 17 other ZIP codes are made of exactly the same digits (15778, 17578, 17758, 18577, 57718, 58771, …). The farthest-flung twin is 85717 in Tucson, AZ, 1,974 miles away.
  • 🧭 Farther north than 66% of all ZIP codes, and farther east than 83%.
  • 🎯1,147 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 17857 and you would come out at 40.93°S, 103.23°E — 935 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 07m of daylight. Shortest: 9h 14m.
  • 📏 At 26.7 square miles of land, 17857 is bigger than 43% of ZIP codes — room for about 20 Central Parks.
🌙 The sky over 17857 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population7,671This ZIP7,671
Households3,470This ZIP3,470
Housing units3,670This ZIP3,670
Median age47.3This ZIP47.3Pennsylvania40.9US 38.9
Median household income$67,298This ZIP$67,298Pennsylvania$77,971US $80,734
Median home value$202,200This ZIP$202,200Pennsylvania$254,500US $332,700
Median gross rent$963This ZIP$963Pennsylvania$1,209US $1,413
Bachelor's degree or higher25.3%This ZIP25.3%
Mean commute23.8 minThis ZIP23.8 min
Population density287.7 / sq miThis ZIP287.7 / sq mi

Business and tax activity

Business establishments153This ZIP153
Employees3,182This ZIP3,182
Annual payroll$173,159,000This ZIP$173,159,000
Tax returns filed3,910This ZIP3,910
Total adjusted gross income$259,037,000This ZIP$259,037,000

Land area

Land area26.66 sq miThis ZIP26.66 sq mi
Water area2.35 sq miThis ZIP2.35 sq mi

Other place names in 17857

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 17857

ZIPCityDistance
17865 Potts Grove, PA 3.9 mi
17850 Montandon, PA 5.1 mi
17847 Milton, PA 5.6 mi
17876 Shamokin Dam, PA 5.8 mi
17801 Sunbury, PA 6.6 mi
17877 Snydertown, PA 6.6 mi
17831 Hummels Wharf, PA 7.5 mi
17868 Riverside, PA 7.6 mi
17821 Danville, PA 7.8 mi
17886 West Milton, PA 8.0 mi

Find every ZIP code within 10 miles of 17857 →

Questions about this ZIP code

Where is ZIP code 17857?

17857 is in Northumberland, Pennsylvania, in Northumberland County, part of the Sunbury, PA micropolitan area. Its published point location is 40.9321, -76.7730.

What county is 17857 in?

17857 lies in Northumberland County.

What area code is 17857?

Northumberland uses area codes 570 and 272, from NANPA's telephone records.

What time zone is 17857 in?

17857 uses America/New_York.

How many people live in 17857?

About 7,671 people live in ZIP code 17857, in 3,470 households, at 287.7 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 17857?

$67,298 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 17857?

The closest are 17865 (3.9 mi), 17850 (5.1 mi), 17847 (5.6 mi), 17876 (5.8 mi) and 17801 (6.6 mi).

Is 17857 a PO Box ZIP code?

17857 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “17857 ZIP Code — Northumberland, Pennsylvania (Northumberland County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/17857

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