The Pentecostal Church in Poland (Polish: Kościół Zielonoświątkowy w Rzeczypospolitej Polskiej) is a PentecostalChristian denomination in Poland. It is the largest Pentecostal denomination in Poland and a part of the World Assemblies of God Fellowship,[3] and the second largest Protestant denomination in Poland. The Pentecostal Church in Poland is a member of Pentecostal European Fellowship and Biblical Society in Poland. Headquartered in the city of Warsaw.