The organisation named Communauté de Communes Pays d'Orthe et Arrigans is a group of municipalities in the department of the Landes, in New-Aquitaine. The total population of this intermunicipal organisation is 24673 inhabitants, spread across a surface area of 390.67 km². The population density is 62 inhabitants/km². The maximum altitude is 151 metres. The Communauté de Communes Pays d'Orthe et Arrigans public intermunicipal cooperation establishment comprises the 24 municipalities listed below.