Shaikh Uthaimeen, may Allaah have mercy on him said, “The last of all of the Companions to die was ’Aamir ibn Waathilah al-Laithi in the year 110 AH. The last of them to die in Medinah was Mahmood ibn ar-Rabi’ in 99 AH. In Damascus, Syria, the last of them to die was Waathilah ibn al-Asqa’ in 86 AH. The last of them to pass away in Basrah was Anas ibn Maalik in 93 AH. In Homs it was ’Abdullaah ibn Busr al-Maazini in 98 AH; in Kufah, ’Abdullaah ibn Abi Awfaa al-Aslami in 87 AH and the last of them to pass away in Egypt was ’Abdullaah ibn al-Haarith in 89 AH.” [May Allaah be pleased with them all]
Mustalah al-Hadith, p. 55.