Na Klang is a district of Nong Bua Lamphu province, northeastern Thailand. The district was created as a minor district on 16 July 1965…Na Klang is a district of Nong Bua Lamphu province, northeastern Thailand. The district was created as a minor district on 16 July 1965, when the three tambons Na Klang, Kao Kloi, and Na Si were split from Nong Bua Lamphu District. It was upgraded to a full district in 1969.