- Blackville (S.C.)18
- Blaine (Wash.)1
- Blair (S.C.)2
- Blanding Street, Columbia, S.C.16
- Bled (Slovenia)2
- Blenheim (S.C.)11
- Blewfields, Nicaragua, Central America1
- Block Island (R.I. : Island)2
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- Bloomingdale (Mich.)1
- Bloomington (Ind.)3
- Bloomington, Monro County, Indiana, United States1
- Bloomington, Monroe County, Indiana, United States16
- Blossom Street, Columbia, S.C.41
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- Blowing Rock, Watauga County, Caldwell County, North Carolina, United States1
- Blue Hill Reservation, Norfolk County, Massachusetts, United States1
- Blue Point (N.Y.)1