Hanoi still recorded the highest number of infections with 1,834 cases. It was followed by Ca Mau with 1,334, Tay Ninh 948, Vinh Long 868, Khanh Hoa and Can Tho each 785, Dong Thap 782, and Ho Chi Minh City 679.
The country has so far confirmed 1,620,869 infections, ranking 31st out of 223 countries and territories.
Since the fourth pandemic wave hit the country on April 27, as many as 1,615,292 cases have been discovered, of them 1,212,444 recovered.
The same day, 30,883 cases were given all-clear from the virus and 235 others were confirmed dead from the disease. Among 7,767 cases under treatment, 890 are given ventilators and 19 on life support.
The number of fatalities has so far reached 30,766, or 1.9 percent of the total infections.
On December 23, as many as 1,219,867 vaccine shots were given, taking the total to 143,520,464.