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zipcodes.pro — ZIP/13638

13638

ZIP 13638 is Felts Mills, New York, in Jefferson County; area codes 315 and 680; Eastern time.

Type
Standard
Time zone
America/New_York
County
Jefferson
Population
157
Coordinates
44.0196, -75.7535
☼ Live from 13638 — Felts Mills, NY

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Where 13638 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 13638
  • 🔢 Type 13638 into a pocket calculator and turn it upside down: BEgEI — not quite a word, sorry.
  • ➕ As a number, 13,638 = 2 × 3 × 2273. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11010101000110
  • 🏠 Its numerical neighbours: 13637 (Evans Mills, NY, 7 mi away) and 13639 (Fine, NY, 34 mi away).
  • 🔄 Backwards, 13638 becomes 83631 — and that is a real ZIP code: Idaho City, ID, 1,971 miles away.
  • 👥 30 other ZIP codes are made of exactly the same digits (13368, 13683, 13863, 16833, 18336, 31638, …). The farthest-flung twin is 86313 in Prescott, AZ, 2,049 miles away.
  • 🧭 Farther north than 87% of all ZIP codes, and farther east than 85%.
  • 🎯1,204 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 13638 and you would come out at 44.02°S, 104.25°E — 1,044 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 29m of daylight. Shortest: 8h 53m.
  • 📏 At 0.807 square miles of land, 13638 is bigger than 7% of ZIP codes — about 391 football fields.
🌙 The sky over 13638 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population157This ZIP157
Households96This ZIP96
Housing units96This ZIP96
Median age59.2This ZIP59.2New York39.8US 38.9
Median household income$62,955This ZIP$62,955New York$85,974US $80,734
Median home value$203,300This ZIP$203,300New York$423,800US $332,700
Bachelor's degree or higher1.5%This ZIP1.5%
Mean commute16.6 minThis ZIP16.6 min
Population density194.5 / sq miThis ZIP194.5 / sq mi

Business and tax activity

Business establishments8This ZIP8
Employees53This ZIP53
Annual payroll$2,619,000This ZIP$2,619,000
Tax returns filed170This ZIP170
Total adjusted gross income$7,938,000This ZIP$7,938,000

Land area

Land area0.81 sq miThis ZIP0.81 sq mi
Water area0.09 sq miThis ZIP0.09 sq mi

Other place names in 13638

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

ZIP codes near 13638

ZIPCityDistance
13643 Great Bend, NY 2.0 mi
13602 Fort Drum, NY 2.1 mi
13612 Black River, NY 2.5 mi
13603 Watertown, NY 2.6 mi
13628 Deferiet, NY 3.8 mi
13616 Calcium, NY 5.2 mi
13637 Evans Mills, NY 7.3 mi
13619 Carthage, NY 8.5 mi
13601 Watertown, NY 8.5 mi
13627 Deer River, NY 10.3 mi

Find every ZIP code within 10 miles of 13638 →

Questions about this ZIP code

Where is ZIP code 13638?

13638 is in Felts Mills, New York, in Jefferson County, part of the Watertown-Fort Drum, NY metropolitan area. Its published point location is 44.0196, -75.7535.

What county is 13638 in?

13638 lies in Jefferson County.

What area code is 13638?

Felts Mills uses area codes 315 and 680, from NANPA's telephone records.

What time zone is 13638 in?

13638 uses America/New_York.

How many people live in 13638?

About 157 people live in ZIP code 13638, in 96 households, at 194.5 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 13638?

$62,955 a year, against $85,974 across New York.

What ZIP codes are near 13638?

The closest are 13643 (2 mi), 13602 (2.1 mi), 13612 (2.5 mi), 13603 (2.6 mi) and 13628 (3.8 mi).

Is 13638 a PO Box ZIP code?

13638 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “13638 ZIP Code — Felts Mills, New York (Jefferson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/13638

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