878 area

This area code used across 11 counties and 31 cities. The area code is used in the state of Pennsylvania.

Counties with "878" area code

  • Allegheny
  • Washington
  • Indiana
  • Armstrong
  • Westmoreland
  • Fayette
  • Butler
  • Beaver
  • Lawrence
  • Greene
  • Mercer

Cities with "878" area code

  • Pittsburgh
  • Creekside
  • Cranberry Township
  • Rochester
  • Greensburg
  • Washington
  • New Kensington
  • Butler
  • Ligonier
  • Homer City
  • Charleroi
  • Connellsville
  • Freeport
  • Uniontown
  • Farmington
  • Saxonburg
  • Rural Valley
  • West Newton
  • Fairchance
  • Derry
  • Wexford
  • Clarksburg
  • Joffre
  • Westmoreland
  • Enon Valley
  • Ellwood City
  • New Castle
  • Clarks Mills
  • Hermitage
  • Wampum
  • Waynesburg

Exchange codes in the area

Exchange code City
878 - 201 Rochester
878 - 202 Hermitage
878 - 203 Charleroi
878 - 204 Clarks Mills
878 - 205 Connellsville
878 - 206 Fairchance
878 - 207 Rochester
878 - 208 Cranberry Township
878 - 210 Joffre
878 - 212 Washington
878 - 214 Westmoreland
878 - 218 Washington
878 - 221 Butler
878 - 222 New Castle
878 - 228 Uniontown
878 - 238 Ligonier
878 - 258 Freeport
878 - 266 Rural Valley
878 - 271 Butler
878 - 295 Greensburg
878 - 302 Pittsburgh
878 - 313 Rochester
878 - 332 Wexford
878 - 333 Ellwood City
878 - 355 Uniontown
878 - 378 West Newton
878 - 379 Waynesburg
878 - 400 Wampum
878 - 422 Freeport
878 - 425 Saxonburg
878 - 439 Rochester
878 - 444 Homer City
878 - 645 Greensburg
878 - 666 Creekside
878 - 668 Enon Valley
878 - 670 Pittsburgh
878 - 777 Derry
878 - 847 New Kensington
878 - 870 Farmington
878 - 888 Clarksburg
878 - 900 Enon Valley
878 - 999 Pittsburgh