51 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 19601 | Reading | 36,493 |
| 19606 | Reading | 36,097 |
| 19604 | Reading | 29,408 |
| 19607 | Reading | 24,332 |
| 19608 | Reading | 23,986 |
| 19605 | Reading | 20,916 |
| 19602 | Reading | 18,001 |
| 19518 | Douglassville | 16,793 |
| 19610 | Reading | 16,231 |
| 19512 | Boyertown | 15,420 |
| 19508 | Birdsboro | 15,066 |
| 19530 | Kutztown | 14,896 |
| 19522 | Fleetwood | 13,926 |
| 19540 | Mohnton | 11,705 |
| 19526 | Hamburg | 11,412 |
| 19611 | Reading | 11,170 |
| 19609 | Reading | 10,003 |
| 19560 | Temple | 9,544 |
| 19533 | Leesport | 8,823 |
| 19565 | Wernersville | 8,744 |
| 19510 | Blandon | 8,134 |
| 19506 | Bernville | 7,042 |
| 19543 | Morgantown | 6,172 |
| 19567 | Womelsdorf | 5,882 |
| 18011 | Alburtis | 5,624 |
| 19504 | Barto | 5,327 |
| 19551 | Robesonia | 4,578 |
| 19547 | Oley | 4,558 |
| 19541 | Mohrsville | 4,371 |
| 19539 | Mertztown | 4,112 |
| 19507 | Bethel | 3,744 |
| 19555 | Shoemakersville | 3,415 |
| 19529 | Kempton | 3,228 |
| 19505 | Bechtelsville | 3,038 |
| 19562 | Topton | 2,965 |
| 17087 | Richland | 2,444 |
| 19534 | Lenhartsville | 1,983 |
| 18056 | Hereford | 1,623 |
| 19503 | Bally | 1,114 |
| 19545 | New Berlinville | 1,016 |
| 19550 | Rehrersburg | 583 |
| 19536 | Lyon Station | 490 |
| 19559 | Strausstown | 341 |
| 19554 | Shartlesville | 333 |
| 19564 | Virginville | 293 |
| 19516 | Centerport | 181 |
| 19544 | Mount Aetna | 174 |
| 19511 | Bowers | 158 |
| 19538 | Maxatawny | 89 |
| 19535 | Limekiln | 51 |
| 19523 | Geigertown | 20 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 51 ZCTAs in Berks County, Pennsylvania (US Census).