Butler
- Annisville
- Argentine
- Armstrong
- Atwells Crossing
- Bonnie Brook
- Bonus
- Bovard
- Boydstown
- Boyers
- Branchton
- Bredinville
- Bricker Crossroads
- Brinker
- Brownsdale
- Bruin
- Buhls Station
- Butler
- Cabot
- Callery
- Carbon Center
- Carter
- Cherry Valley
- Chicora
- Christleys Mills
- Claytonia
- Coal Hollow
- Connoquenessing
- Coyleville
- Crolls Mills
- Cunningham
- Currys Mills
- De Sale
- Deegan
- Dennys Mills
- Doughertys Mills
- Downieville
- East Butler
- Eau Claire
- Eidenau
- Ekastown
- Eldorado
- Elora
- Euclid
- Evans City
- Fairview
- Fenelton
- Fernway
- Ferris
- Fisher Heights
- Fox Run
- Frazier Mill
- Glade Mills
- Glen Eden
- Great Belt
- Greece City
- Greenwood Village
- Hallston
- Hannahstown
- Harmony
- Harrisville
- Herman
- Highfield
- Hilliards
- Homeacre
- Homeacre-Lyndora
- Hooker
- Houseville
- Jacksville
- Jamisonville
- Jefferson Center
- Karns City
- Keenan
- Keisters
- Kepples
- Lake Arthur Estates
- Lardintown
- Leasureville
- Lernerville
- Lucasville
- Lyndora
- Mars
- Marwood
- McBride
- McCalmont
- McFann
- Meadowood
- Meharg
- Meridian
- Middle Lancaster
- Moniteau
- Mount Chestnut
- Mount Chestnut Springs
- Murrinsville
- Myoma
- Nealeys
- Nixon
- North Butler
- North Oakland
- Northvue
- Oak Hills
- Ogle
- Parsonville
- Peaceful Valley
- Petrolia
- Portersville
- Prospect
- Rattigan
- Redmond
- Renfrew
- Ribold
- Rock Falls Park
- Saint Joe
- Sandy Lick
- Sandy Point
- Sarver
- Sarversville
- Saxonburg
- Schuster Heights
- Sedwicks Mill
- Seven Fields
- Shanor-Northvue
- Shawwood Park
- Sherwin
- Silverville
- Six Points
- Slippery Rock
- Slippery Rock Park
- Slippery Rock University
- Thielman Crossroads
- Timberly Heights
- Troutman
- Valencia
- Vogleyville
- Wadsworth
- Wahlville
- Walley Mill
- Watters
- West Liberty
- West Saxonburg
- West Sunbury
- West Winfield
- Whiskerville
- Whitestown
- Wick
- Windward Heights
- Woodbine
- Zelienople
- Zeno
Butler
- Alert
- Astoria
- Auburn
- Beckett Ridge
- Bethany
- Blue Ball
- Busenbark
- City View Heights
- Collinsville
- Darrtown
- Excello
- Fairfield
- Four Bridges
- Gano
- Hamilton
- Hughes
- Indian Springs
- Jacksonburg
- Jericho
- Kyles
- Layhigh
- Le Sourdsville
- Maud
- Maustown
- McGonigle
- Middletown
- Millville
- Miltonville
- Monroe
- New Miami
- Newkirk
- Okeana
- Olde West Chester
- Oneida
- Overpeck
- Oxford
- Pisgah
- Poast Town
- Poast Town Heights
- Port Union
- Princeton
- Queen Acres
- Reily
- Rialto
- Rickard Acres
- Rockdale
- Rose Lawn
- Ross
- Saint Charles
- Seven Mile
- Shandon
- Somerville
- South Excello
- Trenton
- Tylersville
- West Middletown
- Westchester
- Wetherington
- Williamsdale
- Woodsdale