The best-selling album of 1956 in United States is CALYPSO by HARRY BELAFONTE.
Rank Artist Album Released
1
HARRY BELAFONTE
CALYPSO
1956
2
SOUNDTRACK
MY FAIR LADY (ORIGINAL CAST)
1956
3
SOUNDTRACK
THE KING AND I
1956
4
SOUNDTRACK
THE EDDY DUCHIN STORY
1956
5
ELVIS PRESLEY
ELVIS PRESLEY
1956
Source: Billboard