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zipcodes.pro — ZIP/17720

17720

ZIP 17720 is Antes Fort, Pennsylvania, in Lycoming County; area codes 570 and 272; Eastern time.

Type
Standard
Time zone
America/New_York
County
Lycoming
Metro area
Williamsport, PA
Population
250
Coordinates
41.1791, -77.2026
☼ Live from 17720 — Antes Fort, PA

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Where 17720 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 17720
  • 🔢 Type 17720 into a pocket calculator and turn it upside down: OZLLI — not quite a word, sorry.
  • ➕ As a number, 17,720 = 2 × 2 × 2 × 5 × 443. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100010100111000
  • 🏠 Its numerical neighbours: 17705 (Williamsport, PA, 14 mi away) and 17721 (Avis, PA, 6 mi away).
  • 🔄 Backwards, 17720 becomes 02771 — and that is a real ZIP code: Seekonk, MA, 308 miles away.
  • 👥 37 other ZIP codes are made of exactly the same digits (01772, 02717, 02771, 07712, 07721, 10277, …). The farthest-flung twin is 77021 in Houston, TX, 1,289 miles away.
  • 🧭 Farther north than 68% of all ZIP codes, and farther east than 81%.
  • 🎯1,124 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 17720 and you would come out at 41.18°S, 102.80°E — 963 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 09m of daylight. Shortest: 9h 12m.
  • 📏 At 3.4 square miles of land, 17720 is bigger than 15% of ZIP codes — room for about 2.6 Central Parks.
🌙 The sky over 17720 today
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🌋 Shake report
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Source: USGS.

People and housing

Population250This ZIP250
Households120This ZIP120
Housing units132This ZIP132
Median age48.0This ZIP48.0Pennsylvania40.9US 38.9
Median household income$70,300This ZIP$70,300Pennsylvania$77,971US $80,734
Median home value$176,800This ZIP$176,800Pennsylvania$254,500US $332,700
Median gross rent$638This ZIP$638Pennsylvania$1,209US $1,413
Bachelor's degree or higher19.4%This ZIP19.4%
Mean commute21.9 minThis ZIP21.9 min
Population density73.6 / sq miThis ZIP73.6 / sq mi

Land area

Land area3.40 sq miThis ZIP3.40 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

ZIP codes near 17720

ZIPCityDistance
17740 Jersey Shore, PA 4.8 mi
17744 Linden, PA 5.0 mi
17721 Avis, PA 6.1 mi
17702 Williamsport, PA 6.5 mi
17748 Mc Elhattan, PA 7.5 mi
17779 Woolrich, PA 9.3 mi
17810 Allenwood, PA 10.1 mi
17703 Williamsport, PA 11.3 mi
17747 Loganton, PA 12.2 mi
17728 Cogan Station, PA 12.5 mi

Find every ZIP code within 10 miles of 17720 →

Questions about this ZIP code

Where is ZIP code 17720?

17720 is in Antes Fort, Pennsylvania, in Lycoming County, part of the Williamsport, PA metropolitan area. Its published point location is 41.1791, -77.2026.

What county is 17720 in?

17720 lies in Lycoming County.

What area code is 17720?

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

What time zone is 17720 in?

17720 uses America/New_York.

How many people live in 17720?

About 250 people live in ZIP code 17720, in 120 households, at 73.6 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 17720?

$70,300 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 17720?

The closest are 17740 (4.8 mi), 17744 (5 mi), 17721 (6.1 mi), 17702 (6.5 mi) and 17748 (7.5 mi).

Is 17720 a PO Box ZIP code?

17720 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “17720 ZIP Code — Antes Fort, Pennsylvania (Lycoming County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/17720

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