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  1. Home
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  3. USUM71206659
Back When album cover

ISRC

USUM71206659

Back When✓2

Nas
matched
Released 2012-01-01

Last verified: September 3, 2026

USUM71206659 is the International Standard Recording Code (ISRC) for the recording “Back When” by Nas, released 2012-01-01. 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 T9095012230. Written by ERNEST DION WILSON, NASIR JONES, MARLON LU'REE WILLIAMS, and others.

Format

USCountry
UM7Registrant
12Year (2012)
06659Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2012):
Last two digits of the reference year (2012). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCBack When
ISWCBack When
IPIERNEST DION WILSON

Musical Work (ISWC)

T9095012230Back When

People also ask

What is the ISRC for "Back When" by Nas?+
The ISRC for "Back When" by Nas is USUM71206659.
Who wrote "Back When"?+
"Back When" was written by ERNEST DION WILSON, NASIR JONES, MARLON LU'REE WILLIAMS, SHAWN LEIGH MOLTKE, BARRY FORGIE. The ISWC for this composition is T9095012230.
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. USUM71206659 is the ISRC for this recording; T9095012230 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 USUM71206659?

USUM71206659 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Back When” by Nas. 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 T9095012230, 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?

ERNEST DION WILSONComposerLyricist
IPI: 00240346991
LET THE STORY BEGIN PUBLISHING OriginalPublisherIPI: 00620917756
BMG MONARCH OriginalPublisherIPI: 00744673419
NASIR JONESComposerLyricist
IPI: 00335978422
UNIVERSAL MUSIC-Z SONGS OriginalPublisherIPI: 00539732328
SUN SHINING INC. OriginalPublisherIPI: 00586991479
MARLON LU'REE WILLIAMSComposerLyricist
IPI: 00125489659
SHAWN LEIGH MOLTKEComposerLyricist
IPI: 00127672956
BARRY FORGIEComposerLyricist
IPI: 00059997305

Who publishes this song?

LET THE STORY BEGIN PUBLISHINGOriginalPublisher
IPI: 00620917756
BMG MONARCHOriginalPublisher
IPI: 00744673419
UNIVERSAL MUSIC-Z SONGSOriginalPublisher
IPI: 00539732328
SUN SHINING INC.OriginalPublisher
IPI: 00586991479

Which contributors are credited?

0000 0001 1475 8603MARLON LU'REE WILLIAMS0000 0003 6859 2260MARLON LU'REE WILLIAMS0000 0000 4732 3801MC Shan0000 0003 7288 6376No I.D.0000 0000 7839 7432NASIR JONES0000 0004 4934 6467NASIR JONES

Identifier Graph

ISRCUSUM71206659ISWCT9095012230IPIERNEST DION WIL…IPINASIR JONESIPIMARLON LU'REE W…IPISHAWN LEIGH MOL…ISNIMARLON LU'REE W…ISNIMARLON LU'REE W…ISNIMC Shan

MLC Song Code

B8307Y
Verify on MLC Portal →
SourcesMusicBrainzMLCNotes✓3 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

Related

Other versions of this workView all on iswc.fm

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Songwriter profiles

ERNEST DION WILSONIPINASIR JONESIPIMARLON LU'REE WILLIAMSIPISHAWN LEIGH MOLTKEIPIBARRY FORGIEIPI
Nas

USUM71206659 is the International Standard Recording Code (ISRC) for the recording “Back When” by Nas, released 2012-01-01. 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 T9095012230. Written by ERNEST DION WILSON, NASIR JONES, MARLON LU'REE WILLIAMS, and others.

Nas