| Organization | Blocks | Addresses | First registered |
|---|---|---|---|
| Robert Bosch Elektronikai Kft. | 3 | 34.6 million | 15 Dec 2021 |
| Robert Bosch Elektronika Kft. | 2 | 33.6 million | 18 Mar 2023 |
| Flextronics International Kft | 26 | 20 million | 8 Dec 2019 |
| 77 Elektronika Kft. | 1 | 16.8 million | 1 Apr 2005 |
| Adaptive Recognition Hungary, Inc | 1 | 16.8 million | 18 Aug 2007 |
| AUMOVIO Hungary Kft. | 1 | 16.8 million | 10 May 2018 |
| BBox | 1 | 16.8 million | 12 Feb 2004 |
| CableWorld Ltd. | 1 | 16.8 million | 24 Jul 2012 |
| DatNet Informatikai Kft. | 1 | 16.8 million | 22 Mar 2009 |
| DEXON Systems Ltd. | 1 | 16.8 million | 24 Apr 2014 |
| Egker Kft. | 1 | 16.8 million | 21 Nov 2009 |
| Flatstack Ltd. | 1 | 16.8 million | 8 Sep 2000 |
| Guardware Systems Ltd. | 1 | 16.8 million | 3 Aug 2002 |
| HEXIUM Technical Development Co., Ltd. | 1 | 16.8 million | 10 Apr 2010 |
| Infoware ZRt. | 1 | 16.8 million | 7 Dec 2008 |
| Intellio Ltd | 1 | 16.8 million | 25 Sep 2006 |
| Jabil Circuit Hungary Ltd. | 1 | 16.8 million | 16 Aug 2011 |
| Lightware Visual Engineering | 1 | 16.8 million | 9 Mar 2013 |
| Logipix Ltd | 1 | 16.8 million | 18 Oct 2013 |
| MCX-PRO Kft. | 1 | 16.8 million | 23 Dec 2025 |
| Meditech Kft | 1 | 16.8 million | 10 Sep 2009 |
| MOBILINE Kft. | 1 | 16.8 million | 4 Jun 2001 |
| nass magnet Hungária Kft. | 1 | 16.8 million | 29 Jul 2022 |
| PowerQuattro Co. | 1 | 16.8 million | 14 Jul 2006 |
| Protecta Electronics Ltd | 1 | 16.8 million | 19 Jul 2008 |
| Sanmina-SCI Hungary Ltd. | 1 | 16.8 million | 10 Jun 2003 |
| SEAWING Kft | 1 | 16.8 million | 3 Oct 2009 |
| Secfone Kft | 1 | 16.8 million | 13 Jun 2006 |
| Valeo Auto- Electric Hungary Ltd | 1 | 16.8 million | 1 Jun 2024 |
| VILLBAU Ltd. | 1 | 16.8 million | 15 Aug 2013 |
| Bucher Automation Budapest | 6 | 1.1 million | 13 Mar 2011 |
| Commsignia Ltd. | 2 | 1.1 million | 12 Oct 2014 |
| Leviathan Solutions Ltd. | 2 | 1.1 million | 30 Apr 2017 |
| Prolan Zrt. | 2 | 1.1 million | 30 Mar 2019 |
| CAVITY EYE | 1 | 1 million | 10 Mar 2020 |
| Christeyns Engineering Kft. | 1 | 1 million | 3 Apr 2025 |
| DanuTech Europe Kft | 1 | 1 million | 3 Jun 2023 |
| Emerson Automation FCP Kft. | 1 | 1 million | 26 Jun 2024 |
| Medical Evolution Kft | 1 | 1 million | 3 Jun 2018 |
| Multi Alarm Zrt. | 1 | 1 million | 21 Feb 2016 |
| NowTechnologies Zrt | 1 | 1 million | 27 Oct 2019 |
| PickUp Kft. | 1 | 1 million | 11 Mar 2025 |
| Silex Ipari Automatizálási Zrt. | 1 | 1 million | 29 Jan 2023 |
| 7+ Kft | 2 | 8.2 thousand | 30 Jul 2008 |
| Power Ltd. | 2 | 8.2 thousand | 21 Feb 2016 |
| Aegex Technologies LLC Magyarországi Fióktelepe | 1 | 4.1 thousand | 1 Aug 2025 |
| AMC Europe Kft. | 1 | 4.1 thousand | 18 Aug 2025 |
| AnaLogic Computers Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Anteus Kft. | 1 | 4.1 thousand | 18 Jun 2022 |
| beks Kommunikacios Technika kft | 1 | 4.1 thousand | 22 Aug 2010 |
| Compuworx | 1 | 4.1 thousand | 30 Jul 2008 |
| COMTECH Kft. | 1 | 4.1 thousand | 14 Aug 2016 |
| DSR Information Technologies Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| DWQ Informatikai Tanacsado es Vezerlestechnikai KFT | 1 | 4.1 thousand | 23 Apr 2017 |
| Elektro-Top 3000 Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Energom Electronic Kft. | 1 | 4.1 thousand | 24 Aug 2026 |
| EUROPEAN TELECOMMUNICATION INTERNATIONAL KFT | 1 | 4.1 thousand | 23 Apr 2022 |
| HS.com Kft | 1 | 4.1 thousand | 28 Nov 2023 |
| HUNGAROCOM Telecommunication Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Innomed Medical Inc | 1 | 4.1 thousand | 30 Jul 2008 |
| IQ Home Kft. | 1 | 4.1 thousand | 13 Nov 2022 |
| ISRV Zrt. | 1 | 4.1 thousand | 7 Oct 2020 |
| LaserBit Communications Corp. | 1 | 4.1 thousand | 30 Jul 2008 |
| Nagy Márton Jozsef e.v. | 1 | 4.1 thousand | 22 Oct 2024 |
| OpenPark Technologies Kft | 1 | 4.1 thousand | 2 May 2023 |
| P5 | 1 | 4.1 thousand | 8 Dec 2022 |
| PANNOCOM Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Polygon Informatics Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Polynet Telecommunications Consulting and Contractor Ltd. | 1 | 4.1 thousand | 20 Aug 2017 |
| Power Security Systems Ltd. | 1 | 4.1 thousand | 10 Aug 2014 |
| Prolan Process Control Co. | 1 | 4.1 thousand | 3 Aug 2014 |
| Radar Tronic ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Rubin Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| Silex Industrial Automation Ltd. | 1 | 4.1 thousand | 30 Jul 2008 |
| TELL Software Hungaria Kft. | 1 | 4.1 thousand | 5 Mar 2017 |
| Trimble | 1 | 4.1 thousand | 10 May 2015 |
| Vertesz Elektronika Kft. | 1 | 4.1 thousand | 11 Mar 2023 |
| Villbau Kft. | 1 | 4.1 thousand | 7 Dec 2008 |
Every organization with blocks registered in Hungary, sorted by total address space.