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  1. Home
  2. ISRCs
  3. USUM72318242
EX CALLING - SLOWED album cover

ISRC

USUM72318242

EX CALLING - SLOWED✓2

Song: EX CALLING

6LACK
matched

Last verified: September 18, 2026

USUM72318242 is the International Standard Recording Code (ISRC) for the recording “EX CALLING - SLOWED” by 6LACK. 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 T-920628880-4. Written by JOSHUA HOWARD LUELLEN, MICHAEL BRIAN HOLMES, ARON ANVARI, and others.

Format

USCountry
UM7Registrant
23Year (2023)
18242Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2023):
Last two digits of the reference year (2023). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCEX CALLING - SLOWED
ISWCEX CALLING
IPIJOSHUA HOWARD LUELLEN

Musical Work (ISWC)

T-920628880-4EX CALLING

People also ask

What is the ISRC for "EX CALLING - SLOWED" by 6LACK?+
The ISRC for "EX CALLING - SLOWED" by 6LACK is USUM72318242.
Who wrote "EX CALLING - SLOWED"?+
"EX CALLING - SLOWED" was written by JOSHUA HOWARD LUELLEN, MICHAEL BRIAN HOLMES, ARON ANVARI, NAYVADIUS DEMUN WILBURN. The ISWC for this composition is T-920628880-4.
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. USUM72318242 is the ISRC for this recording; T-920628880-4 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 USUM72318242?

USUM72318242 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “EX CALLING - SLOWED” by 6LACK. 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-920628880-4, 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

Who wrote this song?

JOSHUA HOWARD LUELLENComposerLyricist
IPI: 00661515062
MICHAEL BRIAN HOLMESComposerLyricist
IPI: 00122437112
ARON ANVARIComposerLyricist
IPI: 00847361418
AYO BELLEFONTE SONGS OriginalPublisherIPI: 01218968323
NAYVADIUS DEMUN WILBURNComposerLyricist
IPI: 00435760746

Who publishes this song?

AYO BELLEFONTE SONGSOriginalPublisher
IPI: 01218968323

Which contributors are credited?

0000 0003 7082 9810NAYVADIUS DEMUN WILBURN0000 0004 6710 4226Southside

Identifier Graph

ISRCUSUM72318242ISWCT-920628880-4IPIJOSHUA HOWARD L…IPIMICHAEL BRIAN H…IPIARON ANVARIIPINAYVADIUS DEMUN…ISNINAYVADIUS DEMUN…ISNISouthside

MLC Song Code

EV8Z47
Verify on MLC Portal →
SourcesNotesCommunityMusicBrainz✓3 sources

Verified on

  • MusicBrainz recording record
  • MLC song record
6LACK

USUM72318242 is the International Standard Recording Code (ISRC) for the recording “EX CALLING - SLOWED” by 6LACK. 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 T-920628880-4. Written by JOSHUA HOWARD LUELLEN, MICHAEL BRIAN HOLMES, ARON ANVARI, and others.

6LACK

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Other versions of this workView all on iswc.fm

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Songwriter profiles

JOSHUA HOWARD LUELLENIPIMICHAEL BRIAN HOLMESIPIARON ANVARIIPINAYVADIUS DEMUN WILBURNIPI