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Bihor County ( Cities: Oradea, Salonta, Marghita )
Bihor is a Romanian county in the Crișana region, with its county seat in Oradea (German: Großwardein, Hungarian: Nagyvárad). Its common abbreviation and vehicle registration plate code are BH. The Bihor County borders the Satu Mare County to the north, the Sălaj and Cluj Counties to the east, the Alba and Arad Counties to the south, and Hungary to the west.