I Need to Know (single version)
~ Recording by Marc Anthony
Appears on releases
| # | Title | Length | Track artist | Release title | Country/Date | ||||
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 2.21 | I Need to Know | 3:14 | Marc Anthony | Hits 2000: 41 Hits for the Millennium |
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| 1.1 | I Need to Know (single version) | 3:17 | Marc Anthony | I Need to Know |
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| 1.7 | I Need to Know (single version) | 3:17 | Marc Anthony | For You... 20 Songs Especially for You |
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| Promotion | |||||||||
| 1.1 | I Need to Know | 3:15 | Marc Anthony | Promo Only: Mainstream Radio, August 1999 |
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| 1.1 | I Need to Know | 3:15 | Marc Anthony | Promo Only Mainstream Radio: August 99 |
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| 1.9 | I Need to Know | 3:15 | Marc Anthony | Promo Only: Rhythm Radio, September 1999 |
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| 1.2 | I Need to Know | 3:17 | Marc Anthony | Columbia Hits Sampler | |||||
| 1.2 | I Need to Know | 3:15 | Marc Anthony | Ride the Wind (With Tower Online) | |||||