A free app (though donations are ever needed and appreciated) ever-evolving and resulting from a vast community effort led by an indigenous-led not-for-profit organization in Canada, this app allows you to enter an address/location and identify and learn more about the native people and tribal nations upon whose traditional/ancestral territory that address or location exists (mostly currently available for locations in North America, Australia and parts of South America):
More on the app: https://native-land.ca/mobile-app/
More on the on the organization that is behind the app: https://native-land.ca
The ancestors on whose unceded territory I currently live and work in Central Texas and benefit from as a result of colonization, include the Tonkawa, Comanche, Lipan Apache and Coahuiltecan Peoples. Please take some time to click on the links below to learn more about these vital and self-sovereign tribes/nations:
Tonkawa Tribe: http://www.tonkawatribe.com
Comanche Nation: https://comanchenation.com
Lipan Apache Tribe: https://lipanapache.org/
Tāp Pīlam Coahuiltecan Nation: https://tappilam.org/