NOW THAT'S WHAT I CALL MUSIC! 64 by NOW SERIES (UK) has sold 660,000 copies in Ireland and United Kingdom.
NOW THAT'S WHAT I CALL MUSIC! 64 certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Ireland |
60,000 | 4x Platinum | 2006 |
Ireland Sales: 60,000
Certification / note: 4x Platinum
Certification Date / sales as of: 2006
|
 United Kingdom |
600,000 | 2x Platinum | 11 August, 2006 |
United Kingdom Sales: 600,000
Certification / note: 2x Platinum
Certification Date / sales as of: 11 August, 2006
|
| Total sales | 660,000 | (in 2 countries) |
Total
Sales: 660,000
(in 2 countries)
|
Year-end chart performance for NOW THAT'S WHAT I CALL MUSIC! 64
| Chart 2006 | Rank |
| Irish Albums (IRMA) |
8 |