Sarpsborg Arbeiderblad was created in 1929.
Halden Arbeiderblad was created in 1945.
Moss Arbeiderblad was created in 1920.
Østfold Arbeiderblad was created in 1921.
Hamar Arbeiderblad was created in 1925.
Helgeland Arbeiderblad was created in 1929.
Østerdalens Arbeiderblad was created in 1915.
Nordland Arbeiderblad was created in 1945.
Vestfold Arbeiderblad was created in 1909.
Hardanger Arbeiderblad was created in 1946.
Glomdalens Arbeiderblad was created in 1885.
Rogalands Arbeiderblad was created in 1926.
Rjukan Arbeiderblad was created in 1923.