| | | 4200364 | Adamstown borough | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4200924 | Alleghenyville CDP | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4202128 | Alsace Manor CDP | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4202349 | Amity Gardens CDP | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4203984 | Bally borough | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4204488 | Baumstown CDP | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4204896 | Bechtelsville borough | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4205848 | Bernville borough | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4206000 | Bethel CDP | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |
| | | 4206504 | Birdsboro borough | Pennsylvania | Berks County | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | N |