ISRC
Song: WONDERIN' AND WORRYIN'
Last verified:
One ISRC for “Wondering and Worryin'” by Slim Harpo is USUM15701002. 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 1958-01-01.
USUM15701002 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Wondering and Worryin'” by Slim Harpo. 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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Unmatched Recording
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
One ISRC for “Wondering and Worryin'” by Slim Harpo is USUM15701002. 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 1958-01-01.
