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  3. USAT21400953
La La (intro/outro rough mix) album cover

ISRC

USAT21400953

La La (intro/outro rough mix)✓2

Song: La La

Led Zeppelin
matched
Released 2014-01-01

Last verified: July 18, 2026

USAT21400953 is the International Standard Recording Code (ISRC) for the recording “La La (intro/outro rough mix)” by Led Zeppelin, released 2014-01-01. 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 T9192743809.

Format

USCountry
AT2Registrant
14Year (2014)
00953Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2014):
Last two digits of the reference year (2014). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCLa La (intro/outro rough mix)
ISWCLa La

Musical Work (ISWC)

T9192743809La La

Credits Graph

SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record

People also ask

What is the ISRC for "La La (intro/outro rough mix)" by Led Zeppelin?+
The ISRC for "La La (intro/outro rough mix)" by Led Zeppelin is USAT21400953.
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. USAT21400953 is the ISRC for this recording; T9192743809 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 USAT21400953?

USAT21400953 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “La La (intro/outro rough mix)” by Led Zeppelin. 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 T9192743809, 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

Led Zeppelin

USAT21400953 is the International Standard Recording Code (ISRC) for the recording “La La (intro/outro rough mix)” by Led Zeppelin, released 2014-01-01. 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 T9192743809.

Led Zeppelin

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