18039

ZIP 18039 is Durham, Pennsylvania, in Bucks County; area codes 484 and 610; Eastern time.

Type: No street area
Time zone: America/New_York
County: Bucks
Metro area: Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
Coordinates: 40.5757, -75.2232

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 18077, whose figures describe that area — not this ZIP code.

☼ Live from 18039 — Durham, PA

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Where 18039 is

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This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 18039

🔢 Type 18039 into a pocket calculator and turn it upside down: GEOBI — not quite a word, sorry.
➕ As a number, 18,039 = 3 × 7 × 859. Its digits add up to 21, a total 2,594 other ZIP codes share.
💾In binary, the way a computer stores it: 100011001110111
🏠 Its numerical neighbours: 18038 (Danielsville, PA, 20 mi away) and 18040 (Easton, PA, 12 mi away).
🔄 Backwards, 18039 becomes 93081, which is not a ZIP code at all.
👥 47 other ZIP codes are made of exactly the same digits (01938, 01983, 03819, 08319, 09138, 09183, …). The farthest-flung twin is 09831 in APO AE, a military post office, 7,423 miles away.
🧭 Farther north than 62% of all ZIP codes, and farther east than 87%.
🎯1,230 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
🌏 Dig straight through the Earth from 18039 and you would come out at 40.58°S, 104.78°E — 857 miles from Perth, Australia, the nearest big city to that spot.
☀Longest day of the year: 15h 05m of daylight. Shortest: 9h 16m.

🌙 The sky over 18039 today

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Source: USGS.

Business and tax activity

Business establishments	4This ZIP4
Employees	61This ZIP61
Annual payroll	$3,374,000This ZIP$3,374,000

Land area

ZIP codes near 18039

ZIP	City	Distance
`18077`	Riegelsville, PA	0.8 mi
`18930`	Kintnersville, PA	3.1 mi
`18081`	Springtown, PA	3.2 mi
`18921`	Ferndale, PA	4.2 mi
`18055`	Hellertown, PA	4.4 mi
`18042`	Easton, PA	4.7 mi
`18953`	Revere, PA	5.3 mi
`18972`	Upper Black Eddy, PA	6.2 mi
`08848`	Milford, NJ	6.8 mi
`18015`	Bethlehem, PA	7.6 mi

Find every ZIP code within 10 miles of 18039 →

Questions about this ZIP code

Where is ZIP code 18039?

18039 is in Durham, Pennsylvania, in Bucks County, part of the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metropolitan area. Its published point location is 40.5757, -75.2232.

What county is 18039 in?

18039 lies in Bucks County.

What area code is 18039?

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

What time zone is 18039 in?

18039 uses America/New_York.

What ZIP codes are near 18039?

The closest are 18077 (0.8 mi), 18930 (3.1 mi), 18081 (3.2 mi), 18921 (4.2 mi) and 18055 (4.4 mi).

Is 18039 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

Download or cite

Cite this page

zipcodes.pro. “18039 ZIP Code — Durham, Pennsylvania (Bucks County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/18039

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/18039.json

Underlying data is public domain or openly licensed — sources, vintages and licences.