20 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 15001 | Aliquippa | 31,976 |
| 15010 | Beaver Falls | 28,542 |
| 15009 | Beaver | 15,565 |
| 15061 | Monaca | 12,413 |
| 15066 | New Brighton | 12,048 |
| 15003 | Ambridge | 11,387 |
| 15005 | Baden | 9,570 |
| 15074 | Rochester | 8,550 |
| 15042 | Freedom | 7,733 |
| 15026 | Clinton | 4,175 |
| 15059 | Midland | 4,070 |
| 16115 | Darlington | 3,467 |
| 15052 | Industry | 2,873 |
| 16123 | Fombell | 2,335 |
| 15027 | Conway | 2,258 |
| 15043 | Georgetown | 2,253 |
| 15050 | Hookstown | 2,155 |
| 16136 | Koppel | 811 |
| 15081 | South Heights | 404 |
| 15077 | Shippingport | 154 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 20 ZCTAs in Beaver County, Pennsylvania (US Census).