ISRC
You Didn’t Try to Call Me2
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The ISRC for “You Didn’t Try to Call Me” by Frank Zappa is USUM72220541. 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 2023-03-03. The underlying musical work is ISWC T0702117949.
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USUM72220541 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “You Didn’t Try to Call Me” by Frank Zappa. 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.
This recording is linked to the musical work T0702117949, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.
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The ISRC for “You Didn’t Try to Call Me” by Frank Zappa is USUM72220541. 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 2023-03-03. The underlying musical work is ISWC T0702117949.
