Kamionka Poprzeczna [kaˈmjɔnka pɔˈpʂɛt͡ʂna] is a village in the administrative district of Gmina Bakałarzewo, within Suwałki County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 4 kilometres (2 mi) east of Bakałarzewo, 16 km (10 mi) west of Suwałki, and 112 km (70 mi) north of the regional capital Białystok.