BLN

BLN may refer to:


 * Ballan railway station, Australia
 * Ballygunge Junction railway station, in Kolkata
 * Bellefonte Nuclear Plant, an unfinished nuclear power plant in Hollywood, Alabama
 * UCI team code of Team BridgeLane, an Australian UCI Continental road cycling team
 * IATA code of Benalla Airport, east of Benalla, Victoria, Australia
 * bln, common abbreviation for billion