ISRC
Last Letter2
Song: The Last Letter
Last verified:
The ISRC for “Last Letter” by Merle Haggard is USUM71603460. 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 1977-05-28. The underlying musical work is ISWC T-901.061.069-2.
Credit Chain
USUM71603460 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Last Letter” by Merle Haggard. 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 T-901.061.069-2, 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 “Last Letter” by Merle Haggard is USUM71603460. 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 1977-05-28. The underlying musical work is ISWC T-901.061.069-2.
