19523
ZIP 19523 is Geigertown, Pennsylvania, in Berks County; area code 610; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Berks
- Metro area
- Reading, PA
- Population
- 41
- Coordinates
- 40.2009, -75.8508
Weather right now
Asking the National Weather Service…
Where 19523 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.
- 🔢 Type 19523 into a pocket calculator and turn it upside down: EZSGI — not quite a word, sorry.
- ➕ As a number, 19,523 = 7 × 2789. Its digits add up to 20, a total 2,586 other ZIP codes share.
- 💾In binary, the way a computer stores it:
100110001000011 - 🏠 Its numerical neighbours: 19522 (Fleetwood, PA, 17 mi away) and 19525 (Gilbertsville, PA, 16 mi away).
- 🔄 Backwards, 19523 becomes 32591 — and that is a real ZIP code: Pensacola, FL, 930 miles away.
- 👥 49 other ZIP codes are made of exactly the same digits (12935, 12953, 15239, 15329, 15923, 19352, …). The farthest-flung twin is 95123 in San Jose, CA, 2,459 miles away.
- 🧭 Farther north than 58% of all ZIP codes, and farther east than 85%.
- 🎯1,200 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 19523 and you would come out at 40.20°S, 104.15°E — 866 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 02m of daylight. Shortest: 9h 18m.
- 📏 At 1.0 square miles of land, 19523 is bigger than 8% of ZIP codes — about 489 football fields.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 41This ZIP41 |
|---|---|
| Households | 19This ZIP19 |
| Housing units | 55This ZIP55 |
| Median age | 57.0This ZIP57.0Pennsylvania40.9US 38.9 |
| Bachelor's degree or higher | 48.8%This ZIP48.8% |
| Population density | 40.6 / sq miThis ZIP40.6 / sq mi |
Business and tax activity
| Business establishments | 5This ZIP5 |
|---|---|
| Employees | 106This ZIP106 |
| Annual payroll | $3,009,000This ZIP$3,009,000 |
Land area
| Land area | 1.01 sq miThis ZIP1.01 sq mi |
|---|---|
| Water area | 0.02 sq miThis ZIP0.02 sq mi |
ZIP codes near 19523
| ZIP | City | Distance |
|---|---|---|
19543 | Morgantown, PA | 2.9 mi |
19520 | Elverson, PA | 4.0 mi |
19508 | Birdsboro, PA | 4.2 mi |
19470 | Saint Peters, PA | 6.5 mi |
19540 | Mohnton, PA | 6.6 mi |
19371 | Suplee, PA | 7.2 mi |
19518 | Douglassville, PA | 7.2 mi |
17555 | Narvon, PA | 7.9 mi |
19607 | Reading, PA | 8.0 mi |
19344 | Honey Brook, PA | 8.3 mi |
Find every ZIP code within 10 miles of 19523 →
Questions about this ZIP code
Where is ZIP code 19523?
19523 is in Geigertown, Pennsylvania, in Berks County, part of the Reading, PA metropolitan area. Its published point location is 40.2009, -75.8508.
What county is 19523 in?
19523 lies in Berks County.
What area code is 19523?
Geigertown uses area code 610, from NANPA's telephone records.
What time zone is 19523 in?
19523 uses America/New_York.
How many people live in 19523?
About 41 people live in ZIP code 19523, in 19 households, at 40.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 19523?
The closest are 19543 (2.9 mi), 19520 (4 mi), 19508 (4.2 mi), 19470 (6.5 mi) and 19540 (6.6 mi).
Is 19523 a PO Box ZIP code?
19523 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “19523 ZIP Code — Geigertown, Pennsylvania (Berks County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/19523
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/19523.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.