ISRC
Didn't Know2
Song: I DIDN'T KNOW
Last verified:
The ISRC for “Didn't Know” by Michelle Williams is USSM10312476. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. Released 2004-01-26.
USSM10312476 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Didn't Know” by Michelle Williams. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.
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This recording has not been matched to a musical work in the Mechanical Licensing Collective (MLC) database. Mechanical royalties for unmatched recordings may be held in an unmatched pool until a rights holder claims them. If you own the rights to this work, you can submit a claim through the MLC Portal.
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MLC Song Code
The ISRC for “Didn't Know” by Michelle Williams is USSM10312476. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. Released 2004-01-26.
