BPN

BPN can stand for:

In business, governments and organizations

 * Banco Português de Negócios, a Portuguese bank
 * Business Partner Network, a source for vendor data for the US federal government

Places

 * Babiogórski Park Narodowy
 * Białowieski Park Narodowy
 * Biebrzański Park Narodowy
 * Bieszczadzki Park Narodowy

Computing

 * Business process network, a secure, distributed network service similar to a virtual private network
 * An authority control identifier issued by the Dutch Biografisch Portaal

Science

 * Boron-potassium nitrate, a pyrotechnic initiator

Transportation

 * National Rail station code for Blackpool North railway station
 * Sultan Aji Muhammad Sulaiman Sepinggan Airport, Balikpapan, Indonesia (IATA code)