List of all settlements:
- Allison Park, Allegheny
- Aspinwall, Allegheny
- Avalon, Allegheny
- Bairdford, Allegheny
- Bakerstown, Allegheny
- Baldwin, Allegheny
- Bell Acres, Allegheny
- Ben Avon, Allegheny
- Ben Avon Heights, Allegheny
- Bethel Park, Allegheny
- Blawnox, Allegheny
- Boston, Allegheny
- Brackenridge, Allegheny
- Braddock, Allegheny
- Braddock Hills, Allegheny
- Bradford Woods, Allegheny
- Brentwood, Allegheny
- Bridgeville, Allegheny
- Carnegie, Allegheny
- Carnot-Moon, Allegheny
- Castle Shannon, Allegheny
- Chalfant, Allegheny
- Cheswick, Allegheny
- Churchill, Allegheny
- Clairton, Allegheny
- Clinton, Allegheny
- Coraopolis, Allegheny
- Crafton, Allegheny
- Curtisville, Allegheny
- Dormont, Allegheny
- Dravosburg, Allegheny
- Duquesne, Allegheny
- East McKeesport, Allegheny
- East Pittsburgh, Allegheny
- Edgewood, Allegheny
- Edgeworth, Allegheny
- Elizabeth, Allegheny
- Emsworth, Allegheny
- Enlow, Allegheny
- Etna, Allegheny
- Forest Hills, Allegheny
- Fox Chapel, Allegheny
- Franklin Park, Allegheny
- Gibsonia, Allegheny
- Glassport, Allegheny
- Glen Osborne, Allegheny
- Glenfield, Allegheny
- Glenshaw, Allegheny
- Green Tree, Allegheny
- Greenock, Allegheny
- Harrison Township, Allegheny
- Harwick, Allegheny
- Heidelberg, Allegheny
- Homestead, Allegheny
- Imperial, Allegheny
- Jefferson Hills, Allegheny
- Kennedy Township, Allegheny
- Leetsdale, Allegheny
- Liberty, Allegheny
- Lincoln, Allegheny
- McDonald, Allegheny
- McKees Rocks, Allegheny
- McKeesport, Allegheny
- Millvale, Allegheny
- Monroeville, Allegheny
- Mount Lebanon Municipality, Allegheny
- Mount Oliver, Allegheny
- Munhall, Allegheny
- Noblestown, Allegheny
- North Braddock, Allegheny
- North Versailles Township, Allegheny
- O'Hara Township, Allegheny
- Oakdale, Allegheny
- Oakmont, Allegheny
- Penn Hills Municipality, Allegheny
- Pennsbury Village, Allegheny
- Pitcairn, Allegheny
- Pittsburgh, Allegheny
- Pleasant Hills, Allegheny
- Plum, Allegheny
- Port Vue, Allegheny
- Rankin, Allegheny
- Rennerdale, Allegheny
- Reserve Township, Allegheny
- Robinson Township, Allegheny
- Rosslyn Farms, Allegheny
- Russellton, Allegheny
- Scott Township, Allegheny
- Sewickley, Allegheny
- Sewickley Heights, Allegheny
- Sewickley Hills, Allegheny
- Sharpsburg, Allegheny
- South Park Township, Allegheny
- Springdale, Allegheny
- Stowe Township, Allegheny
- Sturgeon, Allegheny
- Swissvale, Allegheny
- Tarentum, Allegheny
- Thornburg, Allegheny
- Trafford, Allegheny
- Turtle Creek, Allegheny
- Upper St. Clair Township, Allegheny
- Verona, Allegheny
- Versailles, Allegheny
- Wall, Allegheny
- West Elizabeth, Allegheny
- West Homestead, Allegheny
- West Mifflin, Allegheny
- West View, Allegheny
- Whitaker, Allegheny
- White Oak, Allegheny
- Whitehall, Allegheny
- Wilkins Township, Allegheny
- Wilkinsburg, Allegheny
- Wilmerding, Allegheny