Places beginning with BR in Illinois, United States
- Braceville
- Braceville, Township of
- Bradbury
- Braden
- Bradford
- Bradfordton
- Bradford, Township of
- Bradley
- Bradley (historical)
- Bradley Subdivision
- Bradley, Township of
- Braeside
- Braidwood
- Brainerd (subdivision)
- Breckenridge
- Breckenridge
- Breeds
- Breese
- Breese, Township of
- Bremen
- Bremen
- Bremen Election Precinct
- Bremen, Township of
- Brenton, Township of
- Brentwood
- Brereton
- Brewerville Election Precinct
- Brewster Heights (subdivision)
- Briar Bluff
- Briar Gate
- Briar Hill
- Briarwood
- Bricktown (subdivision)
- Bridgeport
- Bridgeport (historical)
- Bridgeport (historical)
- Bridgeport (subdivision)
- Bridgeport, Township of
- Bridgeview
- Bridgeway Addition
- Bridlewoods (subdivision)
- Briergate
- Briergate Station (subdivision)
- Brierwoods (subdivision)
- Briggs Landing
- Brighton
- Brighton Park (subdivision)
- Brighton, Township of
- Brimfield
- Brimfield, Township of
- Brinksburg (historical)
- Brisbane
- Bristol
- Bristol (historical)
- Bristol, Township of
- Broadlands
- Broadmoor
- Broadview
- Broadwell
- Broadwell, Township of
- Brocton
- Brokaw
- Bronson
- Bronzeville (subdivision)
- Brookdale (subdivision)
- Brookfield
- Brookfield, Township of
- Brook Lawn (subdivision)
- Brookline (subdivision)
- Brooklyn
- Brooklyn
- Brooklyn, Township of
- Brooklyn, Township of
- Brookport
- Brooks
- Brookside
- Brookside, Township of
- Brookville
- Brookville
- Brookville
- Brookville, Township of
- Brothers
- Broughton
- Broughton, Township of
- Brouilletts Creek, Township of
- Brown County
- Brownfield
- Browning
- Browning, Township of
- Browning, Township of
- Browns
- Browns Crossing
- Browns Election Precinct
- Browns Mill
- Brownsport (historical)
- Brownstown
- Brownsville
- Brownton (historical)
- Brown, Township of
- Brownwood
- Brubaker
- Bruce
- Bruce, Township of
- Brushy Mound, Township of
- Brushy, Township of
- Brussels
- Bryant
- Bryce