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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/18049

18049

ZIP 18049 is in Emmaus, Pennsylvania, in Lehigh County; area codes 610 and 484; Eastern time. Emmaus has 3 ZIP codes; the others are 18098 and 18099.

Type
Standard
Time zone
America/New_York
County
Lehigh
Population
18,941
Coordinates
40.5222, -75.4903
☼ Live from 18049 — Emmaus, PA

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Where 18049 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 18049
  • 🔢 Type 18049 into a pocket calculator and turn it upside down: GhOBI — not quite a word, sorry.
  • ➕ 18049 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100011010000001
  • 🏠 Its numerical neighbours: 18046 (East Texas, PA, 4 mi away) and 18051 (Fogelsville, PA, 11 mi away).
  • 🔄 Backwards, 18049 becomes 94081, which is not a ZIP code at all.
  • 👥 48 other ZIP codes are made of exactly the same digits (01984, 04918, 04981, 09184, 09418, 09814, …). The farthest-flung twin is 09814 in APO AE, a military post office, 7,317 miles away.
  • 🧭 Farther north than 61% of all ZIP codes, and farther east than 86%.
  • 🎯1,216 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 18049 and you would come out at 40.52°S, 104.51°E — 865 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 04m of daylight. Shortest: 9h 16m.
  • 📏 At 15.0 square miles of land, 18049 is bigger than 33% of ZIP codes — room for about 11 Central Parks.
🌙 The sky over 18049 today
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🌋 Shake report
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Source: USGS.

People and housing

Population18,941This ZIP18,941
Households7,702This ZIP7,702
Housing units7,851This ZIP7,851
Median age41.8This ZIP41.8Pennsylvania40.9US 38.9
Median household income$93,694This ZIP$93,694Pennsylvania$77,971US $80,734
Median home value$315,700This ZIP$315,700Pennsylvania$254,500US $332,700
Median gross rent$1,360This ZIP$1,360Pennsylvania$1,209US $1,413
Bachelor's degree or higher39.8%This ZIP39.8%
Mean commute26.0 minThis ZIP26.0 min
Population density1,263.0 / sq miThis ZIP1,263.0 / sq mi

Business and tax activity

Business establishments430This ZIP430
Employees4,816This ZIP4,816
Annual payroll$231,575,000This ZIP$231,575,000
Tax returns filed10,190This ZIP10,190
Total adjusted gross income$948,230,000This ZIP$948,230,000

Land area

Land area15.00 sq miThis ZIP15.00 sq mi
Water area0.06 sq miThis ZIP0.06 sq mi

Other place names in 18049

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

ZIP codes near 18049

ZIPCityDistance
18098 Emmaus, PA 1.2 mi
18099 Emmaus, PA 1.2 mi
18060 Limeport, PA 2.4 mi
18068 Old Zionsville, PA 2.9 mi
18103 Allentown, PA 3.3 mi
18092 Zionsville, PA 3.8 mi
18034 Center Valley, PA 4.0 mi
18046 East Texas, PA 4.1 mi
18062 Macungie, PA 4.8 mi
18106 Allentown, PA 4.9 mi

Find every ZIP code within 10 miles of 18049 →

Questions about this ZIP code

Where is ZIP code 18049?

18049 is in Emmaus, Pennsylvania, in Lehigh County, part of the Allentown-Bethlehem-Easton, PA-NJ metropolitan area. Its published point location is 40.5222, -75.4903.

What county is 18049 in?

18049 lies in Lehigh County.

What area code is 18049?

Emmaus uses area codes 610 and 484, from NANPA's telephone records.

What time zone is 18049 in?

18049 uses America/New_York.

How many people live in 18049?

About 18,941 people live in ZIP code 18049, in 7,702 households, at 1,263.0 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 18049?

$93,694 a year, against $77,971 across Pennsylvania.

What ZIP codes are near 18049?

The closest are 18098 (1.2 mi), 18099 (1.2 mi), 18060 (2.4 mi), 18068 (2.9 mi) and 18103 (3.3 mi).

Is 18049 a PO Box ZIP code?

18049 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “18049 ZIP Code — Emmaus, Pennsylvania (Lehigh County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/18049

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