Fray Justo Santa María de Oro is a department of Chaco Province.
Boundaries: Instituto Geografico Nacional and UNHCR, OCHA ROLAC (https://data.humdata.org/dataset/argentina-administrative-level-0-boundaries) via geoBoundaries, CC BY 3.0 IGO (https://creativecommons.org/licenses/by/3.0/igo/); boundaries modified
Nothing has been written about Fray Justo Santa María de Oro here, and neither Wikipedia nor Wikivoyage has an article we could draw one from. If you know the place, that makes you a better source than anything we have. Tell us what is worth knowing and where you got it.
We show Santa Sylvina as the capital of Fray Justo Santa María de Oro. If that is wrong, tell us what it should be and where you read it.
Sign in to send a correction for Fray Justo Santa María de Oro, so a moderator can follow up with you.