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  1. Home
  2. ISRCs
  3. GMM881200020
Ten Thousand Hours album cover

ISRC

GMM881200020

Ten Thousand Hours✓2

Song: TEN THOUSAND HOURS

Macklemore & Ryan Lewis
matched

Last verified: July 9, 2026

GMM881200020 is the International Standard Recording Code (ISRC) for the recording “Ten Thousand Hours” by Macklemore & Ryan Lewis. 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 T9099711645. Written by RYAN S LEWIS, BEN HAGGERTY, CHRISTOPHER MANSFIELD.

Format

GMCountry
M88Registrant
12Year (2012)
00020Designation
Country:
ISO 3166-1 alpha-2 country code (GM).
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

ISRCTen Thousand Hours
ISWCTEN THOUSAND HOURS
IPIRYAN S LEWIS

Musical Work (ISWC)

T9099711645TEN THOUSAND HOURS

People also ask

What is the ISRC for "Ten Thousand Hours" by Macklemore & Ryan Lewis?+
The ISRC for "Ten Thousand Hours" by Macklemore & Ryan Lewis is GMM881200020.
Who wrote "Ten Thousand Hours"?+
"Ten Thousand Hours" was written by RYAN S LEWIS, BEN HAGGERTY, CHRISTOPHER MANSFIELD. The ISWC for this composition is T9099711645.
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. GMM881200020 is the ISRC for this recording; T9099711645 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 GMM881200020?

GMM881200020 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Ten Thousand Hours” by Macklemore & Ryan Lewis. 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 T9099711645, 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?

RYAN S LEWISComposerLyricist
IPI: 00627469321
RYAN LEWIS PUBLISHING OriginalPublisher0.00%IPI: 00666439311
KOBALT MUSIC PUB AMERICA INC SubPublisher40.00%IPI: 00503659557
BEN HAGGERTYComposerLyricist
IPI: 00626801747
MACKLEMORE PUBLISHING OriginalPublisher0.00%IPI: 00666439409
KOBALT MUSIC PUB AMERICA INC SubPublisher40.00%IPI: 00503659557
CHRISTOPHER MANSFIELDComposerLyricist
IPI: 00580743732
MRL ENTERTAINMENT OriginalPublisher0.00%IPI: 00793809295
KOBALT MUSIC PUB AMERICA INC SubPublisher20.00%IPI: 00503659557

Who publishes this song?

RYAN LEWIS PUBLISHINGOriginalPublisher
IPI: 00666439311
KOBALT MUSIC PUB AMERICA INCSubPublisher
IPI: 00503659557
MACKLEMORE PUBLISHINGOriginalPublisher
IPI: 00666439409
MRL ENTERTAINMENTOriginalPublisher
IPI: 00793809295

Which contributors are credited?

0000 0003 8812 9177BEN HAGGERTY0000 0003 9511 853XRyan Lewis

Identifier Graph

ISRCGMM881200020ISWCT9099711645IPIRYAN S LEWISIPIBEN HAGGERTYIPICHRISTOPHER MAN…ISNIBEN HAGGERTYISNIRyan Lewis

MLC Song Code

T9940H
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

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Songwriter profiles

RYAN S LEWISIPIBEN HAGGERTYIPICHRISTOPHER MANSFIELDIPI
Macklemore & Ryan Lewis

GMM881200020 is the International Standard Recording Code (ISRC) for the recording “Ten Thousand Hours” by Macklemore & Ryan Lewis. 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 T9099711645. Written by RYAN S LEWIS, BEN HAGGERTY, CHRISTOPHER MANSFIELD.

Macklemore & Ryan Lewis