ISRC
4 Letters2
Song: 4 LETTERS
Last verified:
The ISRC for “4 Letters” by Promnite, Tzar is QMSDU1700337. 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 2018-10-26.
QMSDU1700337 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “4 Letters” by Promnite, Tzar. 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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MLC Song Code
