ECHO'S PHILA HOUSE BANGLADESH POSTAL RATE

26 JUNE 1971

07 jULY 1971

12 OCTOBER 1972

30 JUNE 1974

31 DECEMBER 1975

JUNE 1977

JANURARY 1978

30 JUNE 1980

26 MAY 1981

4 JUNE 1981

30 JUNE 1983

27 JUNE 1984

12 JULY 1984

31 OCTOBER 1985

30 JUNE 1986

01 JULY 1989

30 JUNE 1993

22 FEBRUARY 1999

26 JUNE 2007

01 JANURARY 2008

15 MAY 2018

24 APRIL 2022