Founded in 1800, Beaver County is one of 67 counties in the state of Pennsylvania. Historically, Beaver County was formed from parts of Allegheny and Washington Counties. The city of Beaver is the county seat. With FIPS code of 7, Beaver County has a population of 166,624 and area of 444 square miles (1,150 km2).
List of all cities in Beaver County, PA alphabetically
| City/Town | Postal Code | Area Code |
| Aliq, PA | 15001 | 724/878 |
| Aliquippa, PA | 15001 | 724/878 |
| Ambridge, PA | 15003 | 724/878 |
| Baden, PA | 15005 | 724/878 |
| Beaver, PA | 15009 | 724/878 |
| Beaver Falls, PA | 15010 | 724/878 |
| Clinton, PA | 15026 | 724/878 |
| Conway, PA | 15027 | 724/878 |
| Darlington, PA | 16115 | 724/878 |
| Fair Oaks, PA | 15003 | 724/878 |
| Fombell, PA | 16123 | 724/878 |
| Freedom, PA | 15042 | 724/878 |
| Georgetown, PA | 15043 | 724/878 |
| Hookstown, PA | 15050 | 724/878 |
| Industry, PA | 15052 | 724/878 |
| Koppel, PA | 16136 | 724/878 |
| Mac Arthur, PA | 15001 | 724/878 |
| MacArthur, PA | 15001 | 724/878 |
| Midland, PA | 15059 | 724/878 |
| Monaca, PA | 15061 | 724/878 |
| New Brighton, PA | 15066 | 724/878 |
| New Galilee, PA | 16141 | 724/878 |
| Patterson Heights, PA | 15010 | 724/878 |
| Racine, PA | 15010 | 724/878 |
| Rochester, PA | 15074 | 724/878 |
| Shippingport, PA | 15077 | 724/878 |
| South Heights, PA | 15081 | 724/878 |
| Vanport, PA | 15009 | 724/878 |
| West Aliquippa, PA | 15001 | 724/878 |
| West Bridgewater, PA | 15009 | 724/878 |