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  1. Home
  2. ISRCs
  3. GBCFZ0900645
Number 1 album cover

Number 1✓2

ISRC

GBCFZ0900645
Tinchy StryderN-Dubz
matched
Released 2009-01-01

Last verified: September 4, 2026

The ISRC for “Number 1” by Tinchy Stryder is GBCFZ0900645. 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. Released 2009-01-01. The underlying musical work is ISWC T-011776656-9. Written by TULA PAULINEA CONTOSTAVLOS, FRASER LANC THORNEYCROFT SMITH, RICHARD MICHAEL DAWSON, and others.

Format

GB
Country
CFZRegistrant
09Year (2009)
00645Designation
Country:
ISO 3166-1 alpha-2 country code (GB).
Registrant:
3-character code identifying the label or distributor that assigned this ISRC.
Year (2009):
Last two digits of the reference year (2009). Years < 50 are 21st century.
Designation:
Unique 5-digit code assigned by the registrant for this specific recording.

Credit Chain

ISRCNumber 1
ISWCNumber 1
IPITULA PAULINEA CONTOSTAVLOS

Musical Work (ISWC)

T-011776656-9Number 1

People also ask

What is the ISRC for “Number 1” by Tinchy Stryder?+
The ISRC for “Number 1” by Tinchy Stryder is GBCFZ0900645.
What is the ISWC for “Number 1”?+
The ISWC for “Number 1” is T-011776656-9. The ISRC GBCFZ0900645 identifies this specific recording; the ISWC identifies the underlying musical work shared by all versions.
Who wrote “Number 1”?+
“Number 1” was written by TULA PAULINEA CONTOSTAVLOS, FRASER LANC THORNEYCROFT SMITH, RICHARD MICHAEL DAWSON, KWASI DANQUAH, COSTADINOS CONTOSTAVLOS. The ISWC for this composition is T-011776656-9.
Who publishes “Number 1”?+
The publishers credited on “Number 1” include: BUCKS MUSIC GROUP LIMITED, DAVID PLATZ MUSIC (USA) INC.. These publishers administer the writers' shares in this recording's underlying composition. Credits.fm reports registered publisher credits, not legal copyright ownership.
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. GBCFZ0900645 is the ISRC for this recording; T-011776656-9 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 GBCFZ0900645?

GBCFZ0900645 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Number 1” by Tinchy Stryder, N-Dubz. 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-011776656-9, 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

Tinchy StryderN-Dubz

The ISRC for “Number 1” by Tinchy Stryder is GBCFZ0900645. 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. Released 2009-01-01. The underlying musical work is ISWC T-011776656-9. Written by TULA PAULINEA CONTOSTAVLOS, FRASER LANC THORNEYCROFT SMITH, RICHARD MICHAEL DAWSON, and others.

Tinchy Stryder, N-Dubz

Related

Other versions of this workView all on iswc.fm

Number 1

Tinchy Stryder, N-Dubz

GBUM70901747

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Songwriter profiles

TULA PAULINEA CONTOSTAVLOSIPIFRASER LANC THORNEYCROFT SMITHIPIRICHARD MICHAEL DAWSONIPIKWASI DANQUAHIPICOSTADINOS CONTOSTAVLOSIPI

Who wrote this song?

TULA PAULINEA CONTOSTAVLOSComposerLyricist
IPI: 00522757354
FRASER LANC THORNEYCROFT SMITHComposerLyricist
IPI: 00261368859
RICHARD MICHAEL DAWSONComposerLyricist
IPI: 00651913545
KWASI DANQUAHComposerLyricist
IPI: 00524330881
BUCKS MUSIC GROUP LIMITED OriginalPublisher0.00%IPI: 00055248283
DAVID PLATZ MUSIC (USA) INC. SubPublisher33.34%IPI: 00806821737
COSTADINOS CONTOSTAVLOSComposerLyricist
IPI: 00484721926

Who publishes this song?

BUCKS MUSIC GROUP LIMITEDOriginalPublisher
IPI: 00055248283
DAVID PLATZ MUSIC (USA) INC.SubPublisher
IPI: 00806821737

Identifier Graph

ISRCGBCFZ0900645ISWCT-011776656-9IPITULA PAULINEA C…IPIFRASER LANC THO…IPIRICHARD MICHAEL…IPIKWASI DANQUAH

MLC Song Code

N1464W
Verify on MLC Portal →
SourcesMusicBrainzMLC✓2 sources

Verified on

  • MusicBrainz recording record
  • MLC song record