40 öre, type I
1920-07-01--1922-09-30 Domestic collecting of debts reg letter, single rate
Letter fee, single rate, 20 öre (1920-07-07--1922-09-30)
Reg fee 20 öre (1920-07-01--1948-03-31)

40 öre, type I
1920-07-01--1921-06-30 Domestic special delivery letter, single rate
Letter fee 20 öre (1920-07-01--1922-00-30)
Express fee 20 öre (1887-01-07--1921-06-30)

40 öre, type II
1920-07-01--1922-09-30 Domestic reg letter, single rate
Letter fee, single rate, 20 öre (1920-07-07--1922-09-30)
Reg fee 20 öre (1919-07-01--1948-03-31)

60 öre, type I
1920-07-01--1921-06-30 Domestic special delivery reg cover, single rate
Letter fee, 20 öre (1920-07-01--1922-09-30)
Reg fee 20 öre ( 1920-07-01--1948-03-31)
Special delivery fee, 20 öre (1887-07-01--1921-06-30)

70 öre
1921-07-01--1922-09-30 Domestic special delivery letter, single rate
Letter fee, 20 öre(1920-07-01--1922-09-30)
Special delivery fee 50 öre(1921-07-01--1925-09-30)

80 öre
1920-07-01--1922-09-30 Domestic C.O.D letter, single rate, 250-500 kr
Letter rate 20 öre 1920-07-01--1922-09-30
C.O.D fee 60 öre for 250-500 kr, 1920-07-01--1924-06-30