The best selling album in 1958 in United States was MY FAIR LADY (ORIGINAL CAST) by SOUNDTRACK.
| Rank | Artist | Album | Released |
| 1 | SOUNDTRACK | MY FAIR LADY (ORIGINAL CAST) | 1956 |
| 2 | SOUNDTRACK | THE MUSIC MAN (ORIGINAL CAST) | 1957 |
| 3 | JOHNNY MATHIS | JOHNNY'S GREATEST HITS | 1958 |
| 4 | SOUNDTRACK | SOUTH PACIFIC | 1958 |
| 5 | FRANK SINATRA | COME FLY WITH ME | 1958 |
Source: Billboard