| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BRAYFORD NUMBERS LIMITED | 08969759 | 31/03/2021 | Gold |
| CAND CAPITAL LIMITED | 10699502 | 30/03/2017 | Bronze |
| GLOBAL TELECOMMUNICATIONS LIMITED | 04132812 | 06/01/2020 | Bronze |
| LINTERIEUR LTD | 13973852 | 14/03/2022 | One Red Flag |
| MONARCH NUMBERS LIMITED | 08945024 | 18/03/2019 | Dissolved |
| RAFFLIR LIMITED | 11131914 | 03/01/2018 | Dissolved |
| THE ANSWERING SERVICE LIMITED | 03341986 | 31/07/2024 | Silver |
| WORLDNET CONNECT LTD | 06257296 | 30/09/2021 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLUEBELL TELECOM LIMITED | 04117127 | 03/03/2016 | 20/07/2016 | Dissolved |
| CALLSTREAM GROUP LIMITED | 06706812 | 03/03/2016 | 20/07/2016 | Dissolved |
| CALLSTREAM LIMITED | 03778571 | 03/03/2016 | 20/07/2016 | One Red Flag |
| CITY NUMBERS LIMITED | 06136272 | 15/05/2014 | 20/07/2016 | Dissolved |
| CLOCKFAST LIMITED | 05438949 | 03/03/2016 | 20/07/2016 | Dissolved |
| CONTACT SCOTLAND LIMITED | SC146133 | 03/03/2016 | 20/07/2016 | Dissolved |
| CRITICAL SOFTWARE LIMITED | 04909220 | 16/01/2015 | 20/07/2016 | Dissolved |
| TEAM TELECOM UK LIMITED | 04472264 | 03/03/2016 | 20/07/2016 | Dissolved |
| TELECOMIT LIMITED | 04588474 | 03/03/2016 | 20/07/2016 | Dissolved |
| VIPRE SECURITY LIMITED | 04812110 | 16/01/2015 | 20/07/2016 | One Red Flag |
| WORLDWIDE ISDN LIMITED | 03746392 | 03/03/2016 | 20/07/2016 | Dissolved |