Wallangarra is a rural town and locality in the Southern Downs Region, Queensland, Australia on the border with New South Wales. In the 2016 census, the locality of Wallangarra had a population of 468 people.

Jennings is a town on the Northern Tablelands region of New South Wales, Australia. The town is located in the Tenterfield Shire local government area, 718 kilometres (446 mi) from the state capital, Sydney and 256 kilometres (159 mi) from Brisbane. It is separated by the state border from its neighbouring town of Wallangarra in Queensland. At the 2011 census, Jennings had a population of 211. The New England Highway and the Main North railway line cross the state border at Jennings. The town was named for Sir Patrick Jennings, the first Roman Catholic Premier of New South Wales.