- Capital: Alger
- Population: 44.177.969
- Surface: 2.381.741 km2
- Devise: le dinar algérien (1 EUR=146,9347 DZD)
- Religion: Majorité Islam
- Appartient à: UMA, Ligue arabe, FMI, ONU, OPEP, UA
- Capital: Nouakchott
- Population: 4.614.974
- Surface: 1.030.700 km2
- Devise: l’ouguiya (1 EUR=43,9500 MRO)
- Religion: Majorité Islam
- Appartient à: ACP, UMA, Ligue arabe, FMI, ONU, UA