[2] The region includes the comarques of Segrià, Garrigues, Noguera, Pla d'Urgell, Segarra and Urgell.
Outside of administrative terms, the name is sometimes used including the Aragonese comarques of Baix Cinca and La Llitera, which are part of the Catalan-speaking territory in Aragon known as Franja de Ponent.
The region's name, inherited from Latin ponentem (putting, setting), refers to the west (of Catalonia).
The economy is focused on agriculture, although major populations have a large concentration of services and food processing industries.
Other important towns are Cervera, Les Borges Blanques, Agramunt, Artesa de Segre, Ponts and, while administratively part of Aragon, the city of Fraga.