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