B25, B-25 or B.25 may refer to: B-25 Mitchell, an American aircraft which saw service during World War II Blackburn B-25, a 1939 British Fleet Air Arm fighter aircraft B-25, a guitar model in the Gibson B series B25, a bus route on the Fulton Street Line (Brooklyn surface) Kota language (Gabon) (Guthrie code B.25) 25 amp, type B – a standard circuit breaker current rating MWfly B25, an Italian aircraft engine design Cat B25, a 2013 phone by Bullitt Group for Caterpillar Inc.