NOW THAT'S WHAT I CALL MUSIC! VOL. 20 by NOW SERIES (US) has sold 2,000,000 copies in United States.
NOW THAT'S WHAT I CALL MUSIC! VOL. 20 certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 United States |
2,000,000 | 2x Platinum | 7 December, 2005 |
United States Sales: 2,000,000
Certification / note: 2x Platinum
Certification Date / sales as of: 7 December, 2005
|
| Total sales | 2,000,000 | (in 1 country) |
Total
Sales: 2,000,000
(in 1 country)
|
Year-end chart performance for NOW THAT'S WHAT I CALL MUSIC! VOL. 20
| Chart 2005 | Rank |
| US Albums (Billboard 200) |
108 |
 Worldwide Albums (IFPI Global Music Report) |
26 |
| Chart 2006 | Rank |
| US Albums (Billboard 200) |
13 |
Decade-end chart performance for NOW THAT'S WHAT I CALL MUSIC! VOL. 20
| Chart 2000's | Rank |
| US Albums (Billboard 200) |
180 |