Dumas URL: https://knowledge.ivjn.us/en/places/ar-dumas.html Dumas is a city in Desha County, Arkansas, United States. **Dumas** is a city in [Desha County](https://knowledge.ivjn.us/en/places/ar-desha-county.html), [Arkansas](https://knowledge.ivjn.us/en/places/arkansas.html), United States. Updated: 2026-11-01 Relations: - Located in: Desha County https://knowledge.ivjn.us/en/places/ar-desha-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip