Places beginning with BU in Pennsylvania, United States
- Buchanan Summit
- Buchers Mills
- Buck
- Buckeye
- Buck Hill Falls
- Buckhorn
- Buckhorn
- Buckingham
- Buckingham, Township of
- Buckingham, Township of
- Buckingham Valley
- Buckmanville
- Buck Mountain
- Buck Mountain
- Bucknell
- Buck Run
- Buck Run
- Buck Run
- Bucks County
- Buckstown
- Bucksville
- Bucksville Manor
- Bucktoe
- Bucktown
- Buck, Township of
- Buck Valley
- Budaville
- Budds Place
- Buena Vista
- Buena Vista
- Buena Vista
- Buena Vista
- Buena Vista Springs
- Buffalo
- Buffalo Crossroads
- Buffalo Mills
- Buffalo Mills
- Buffalo Run
- Buffalo Springs
- Buffalo, Township of
- Buffalo, Township of
- Buffalo, Township of
- Buffalo, Township of
- Buffington
- Buffington, Township of
- Buhls Station
- Bulger
- Bullion
- Bullis Mills
- Bullskin, Township of
- Bull Tavern
- Bully Hill
- Bumpville
- Bunches
- Bungalow Park
- Bunker Hill
- Bunker Hill
- Bunkertown
- Bunola
- Burd Coleman Village
- Burdette
- Burds Crossing
- Burgettstown
- Burgettstown, Borough of
- Burholme
- Burkhelder
- Burlington
- Burlington, Borough of
- Burlington, Township of
- Burly
- Burmont
- Burnham
- Burnham, Borough of
- Burning Bush
- Burnside
- Burnside
- Burnside, Borough of
- Burnside, Township of
- Burnt Cabins
- Burnt Mills
- Burnt Mills
- Burnwood
- Burrell
- Burrell, Township of
- Burrell, Township of
- Burrows
- Burson Plan
- Bursonville
- Burtville
- Bush Addition
- Bushkill
- Bushkill Center
- Bushkill, Township of
- Bush Patch
- Bustleton
- Bute
- Butler
- Butler, City of
- Butler County
- Butler Junction
- Butler, Township of
- Butler, Township of
- Butler, Township of
- Butler, Township of
- Buttermilk Falls
- Butternut Grove
- Buttonwood
- Buttonwood
- Butts
- Butztown
- Buyerstown
- Buzz