| Organization | Blocks | Addresses | First registered |
|---|---|---|---|
| PT HAN SUNG ELECTORONICS INDONESIA | 4 | 67.1 million | 6 Jul 2016 |
| PT. Hartono Istana Teknologi | 2 | 33.6 million | 15 Apr 2017 |
| PT. Emsonic Indonesia | 2 | 16.8 million | 20 May 2018 |
| ADVAN | 1 | 16.8 million | 10 May 2014 |
| MikroBits | 1 | 16.8 million | 15 Nov 2011 |
| PT. BIZLINK TECHNOLOGY INDONESIA | 1 | 16.8 million | 25 Dec 2024 |
| PT. Callysta Multi Engineering | 1 | 16.8 million | 17 Dec 2014 |
| PT. Hariff Daya Tunggal Engineering | 1 | 16.8 million | 25 Sep 2007 |
| PT Indoreka Jaya Wutama | 1 | 16.8 million | 8 Jun 2022 |
| PT.Navicom Indonesia | 1 | 16.8 million | 22 Jan 2014 |
| PT. Panggung Electric Citrabuana | 1 | 16.8 million | 9 Jun 2010 |
| PT Prakarsa Visi Valutama | 1 | 16.8 million | 2 May 2018 |
| PT. Prasimax Inovasi Teknologi | 1 | 16.8 million | 14 May 2013 |
| PT. Ufoakses Sukses Luarbiasa | 1 | 16.8 million | 16 Oct 2006 |
| Quasar Cipta Mandiri, PT | 1 | 16.8 million | 19 Nov 2002 |
| TRG | 1 | 16.8 million | 8 Oct 2008 |
| Xirka Dama Persada PT | 1 | 16.8 million | 9 Jul 2010 |
| GlobalXtreme | 2 | 2.1 million | 18 Jul 2024 |
| PT. Eyro Digital Teknologi | 1 | 1 million | 22 Oct 2017 |
| PT.MLWTelecom | 1 | 1 million | 16 Oct 2015 |
| PT Supertone | 1 | 1 million | 16 Jul 2021 |
| PT Telkom Indonesia | 1 | 1 million | 21 Sep 2021 |
| Thrust Networks | 1 | 1 million | 2 Nov 2018 |
| PT. Amanindo Nusapadu | 1 | 4.1 thousand | 31 Mar 2013 |
| Sarana Sistem Mikro | 1 | 4.1 thousand | 23 Sep 2012 |
Every organization with blocks registered in Indonesia, sorted by total address space.