| Zip Code | Primary City | Secondary City | More Information |
| 44555 | Youngstown | Youngstown State Univ | |
| 44501 | Youngstown | Youngstown | Youngstown population stats |
| 44502 | Youngstown | Youngstown | Youngstown population stats |
| 44503 | Youngstown | Youngstown | Youngstown population stats |
| 44504 | Youngstown | Youngstown | Youngstown population stats |
| 44505 | Youngstown | Youngstown | Youngstown population stats |
| 44506 | Youngstown | Youngstown | Youngstown population stats |
| 44507 | Youngstown | Youngstown | Youngstown population stats |
| 44509 | Youngstown | Youngstown | Youngstown population stats |
| 44510 | Youngstown | Youngstown | Youngstown population stats |
| 44511 | Youngstown | Youngstown | Youngstown population stats |
| 44512 | Youngstown | Youngstown | Youngstown population stats |
| 44513 | Youngstown | Youngstown | Youngstown population stats |
| 44514 | Youngstown | Youngstown | Youngstown population stats |
| 44515 | Youngstown | Youngstown | Youngstown population stats |