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  1. Home
  2. ISRCs
  3. USLD91774110
WTF album cover

ISRC

USLD91774110

WTF✓2

FattMack
matched
Released 2025-04-04

Last verified: August 31, 2026

USLD91774110 is the International Standard Recording Code (ISRC) for the recording “WTF” by FattMack, released 2025-04-04. 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. The underlying musical work is ISWC T3039907905.

Format

USCountry
LD9Registrant
17Year (2017)
74110Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2017):
Last two digits of the reference year (2017). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCWTF
ISWCWTF

Musical Work (ISWC)

T3039907905WTF

Credits Graph

SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record

People also ask

What is the ISRC for "WTF" by FattMack?+
The ISRC for "WTF" by FattMack is USLD91774110.
What is an ISRC and what does it tell you?+
An ISRC (International Standard Recording Code) is a 12-character ISO 3901 identifier that uniquely tags a specific sound recording. The first two characters are the country code, the next three are the registrant (label or distributor), the next two are the year, and the last five are a unique recording number.
Is the ISRC the same as the ISWC?+
No. The ISRC identifies a specific recording, while the ISWC identifies the underlying musical composition. USLD91774110 is the ISRC for this recording; T3039907905 is the ISWC for the composition it is a recording of. One composition (ISWC) can have many recordings (ISRCs) — originals, remixes, live versions, and covers each get their own ISRC but share the same ISWC.

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What is ISRC USLD91774110?

USLD91774110 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “WTF” by FattMack. 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 T3039907905, 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.

Learn more about ISRCs · Powered by Notes.fm

Related

Other versions of this workView all on iswc.fm

WTFQM4TX2153022

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USLD91774110 is the International Standard Recording Code (ISRC) for the recording “WTF” by FattMack, released 2025-04-04. 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. The underlying musical work is ISWC T3039907905.

FattMack