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  1. Home
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  3. USWWW0129096
Castle Walls album cover

ISRC

USWWW0129096

Castle Walls✓2

Song: CASTLE WALLS

Styx
matched
Released 1977-01-01

Last verified: July 25, 2026

USWWW0129096 is the International Standard Recording Code (ISRC) for the recording “Castle Walls” by Styx, released 1977-01-01. 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 T-070028922-0. Written by DENNIS DE YOUNG.

Format

USCountry
WWWRegistrant
01Year (2001)
29096Designation
Country:
ISO 3166-1 alpha-2 country code (US).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2001):
Last two digits of the reference year (2001). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCCastle Walls
ISWCCASTLE WALLS

Musical Work (ISWC)

T-070028922-0CASTLE WALLS

Who wrote this song?

DENNIS DE YOUNGComposer
ALMO MUSIC CORPORATION OriginalPublisher100.00%IPI: 00000649518

Who publishes this song?

ALMO MUSIC CORPORATIONOriginalPublisher
IPI: 00000649518

Credits Graph

MLC Song Code

C19964
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record

People also ask

What is the ISRC for "Castle Walls" by Styx?+
The ISRC for "Castle Walls" by Styx is USWWW0129096.
Who wrote "Castle Walls"?+
"Castle Walls" was written by DENNIS DE YOUNG. The ISWC for this composition is T-070028922-0.
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. USWWW0129096 is the ISRC for this recording; T-070028922-0 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 USWWW0129096?

USWWW0129096 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Castle Walls” by Styx. 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-070028922-0, 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

Styx

USWWW0129096 is the International Standard Recording Code (ISRC) for the recording “Castle Walls” by Styx, released 1977-01-01. 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 T-070028922-0. Written by DENNIS DE YOUNG.

Styx

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