WBình Long is a former province in South Vietnam, which now corresponds to the western part of Bình Phước Province. It was formed on 22 October 1956. Following Vietnam's reunification, Bình Long, Phước Long and Bình Dương provinces were combined to form Sông Bé Province. By the end of 1996, Sông Bé Province was dissolved and, along with Bình Long, now comprises part of Bình Phước Province.
WGia Định Province is former province of South Vietnam surrounding Saigon. It was one of the country's main industrial centers.
WGò Công Province was a former province of the former South Vietnam from 1924 till 1976. It contained the town of Gò Công, now in Tiền Giang Province of reunified Vietnam.
WHậu Nghĩa is former province of South Vietnam, that lay to the west of Saigon and bordered on Cambodia. It was formed on October 15, 1963 by separating land from provinces Long An, Bình Dương and Tây Ninh. Its capital city was Khiêm Cường. It had 4 districts: Củ Chi, Đức Hòa, Đức Huệ and Trảng Bàng.
WPhước Long is a former province of Southeast region of Vietnam. It was established on 22 October 1956 by a presidential decree. It was one of South Vietnam's 22 provinces. It is now part of Bình Phước Province. The province was originally into three districts: Phước Bình, Bù Đốp, and Phước Hòa. In 1961, it was reorganized as four districts: Bố Đức, Phước Bình, Đức Phong and Đôn Luân. The administrative center was in Phước Bình.
WPhước Tuy Province was a province of the former South Vietnam.
WSa Đéc Province is a former province of South Vietnam. On February 1976, Sa Đéc province merged with Kiến Phong Province to form the new province of Đồng Tháp