Geographic Numbers
Area codes in Mauritania are 2, 3 or 4 digits in length and also indicate the operator.
- 250 - Fixed line - Chinguitel
- 258 - Fixed line - Chinguitel
- 45 - Nouakchott - Mauritel
- 4513 - Néma - Mauritel
- 4515 - Aîoun - Mauritel
- 452 - Fixed line - Mauritel
- 4533 - Kaédi - Mauritel
- 4534 - Sélibaby - Mauritel
- 4537 - Aleg - Mauritel
- 4544 - Zouérat - Mauritel
- 4546 - Atar - Mauritel
- 4550 - Boghé - Mauritel
- 4563 - Kiffa - Mauritel
- 4569 - Rosso/Tidjikja - Mauritel
- 457 - Fixed line - Mauritel
- 4574 - Nouadhibou - Mauritel
Mobile phone numbers in Mauritania have 2 digit area codes starting with 2, 3 or 4, depending on the network operator:
- 20, 21, 22, 23, 24, 26, 27, 28, 29 - Chinguitel
- 30, 31, 32, 33, 34, 36, 37, 38, 39 - Mattel
- 40, 41, 42, 43, 44, 46, 47, 48, 49 - Mauritel