| Organization | Blocks | Addresses | First registered |
|---|---|---|---|
| D-Link International | 58 | 973 million | 12 Sep 2009 |
| Espressif Systems (Singapore) Pte. Ltd | 13 | 218 million | 21 Jun 2026 |
| ProCurve Networking by HP | 8 | 134 million | 26 Jan 2007 |
| Home Control Singapore Pte Ltd | 7 | 117 million | 20 Aug 2015 |
| Qorvo International Pte. Ltd. | 6 | 101 million | 12 Aug 2018 |
| TP-Link Systems Inc | 4 | 67.1 million | 24 Feb 2023 |
| Aztech Electronics Pte Ltd | 3 | 50.3 million | 8 Sep 2000 |
| Wireless Broadband Alliance, Inc | 3 | 50.3 million | 20 Dec 2018 |
| Akenori PTE LTD | 3 | 17.8 million | 5 Dec 2013 |
| Imin Technology Pte Ltd | 2 | 17.8 million | 27 Mar 2019 |
| Cadi Scientific Pte Ltd | 3 | 16.8 million | 30 Jul 2008 |
| Acconet (PTE) Ltd | 1 | 16.8 million | 16 Oct 2006 |
| Addvalue Communications Pte Ltd | 1 | 16.8 million | 14 Oct 2002 |
| ADV Security (S) Pte Ltd | 1 | 16.8 million | 5 Jan 2011 |
| AIDC TECHNOLOGY (S) PTE LTD | 1 | 16.8 million | 10 Apr 2013 |
| Allied Advanced Manufacturing Pte, Ltd. | 1 | 16.8 million | 9 Nov 2000 |
| ALWAYS ON TECH PTE.LTD. | 1 | 16.8 million | 9 May 2024 |
| AnaCise Testnology Pte Ltd | 1 | 16.8 million | 13 Jun 2006 |
| Apismoon Electric Pte. Ltd. | 1 | 16.8 million | 18 May 2026 |
| Applied Biosystems B.V. | 1 | 16.8 million | 6 Mar 2006 |
| Autostar Technology Pte Ltd | 1 | 16.8 million | 3 Aug 2002 |
| Avire Global Pte Ltd | 1 | 16.8 million | 5 Dec 2013 |
| AVM ELECTRONICS PTE LTD | 1 | 16.8 million | 9 Nov 2023 |
| Belden Singapore Pte. Ltd. | 1 | 16.8 million | 6 Jan 2022 |
| BITwave Pte Ltd | 1 | 16.8 million | 12 Aug 2010 |
| Brady Corp Asia Pacific Ltd | 1 | 16.8 million | 11 Sep 2010 |
| Büchi Labortechnik AG | 1 | 16.8 million | 3 Jun 2004 |
| CE-Infosys Pte Ltd | 1 | 16.8 million | 4 Aug 2004 |
| CEI SYSTEMS & ENGINEERING PTE | 1 | 16.8 million | 8 Sep 2000 |
| Celestix Networks Pte Ltd. | 1 | 16.8 million | 8 Sep 2000 |
| CET Technologies Pte Ltd | 1 | 16.8 million | 3 Apr 2004 |
| CommFront Communications Pte Ltd | 1 | 16.8 million | 3 Dec 2019 |
| Compex Systems Pte Ltd | 1 | 16.8 million | 2 Dec 2011 |
| Creative Technology, Ltd. | 1 | 16.8 million | 8 Sep 2000 |
| CSSI (S) Pte Ltd | 1 | 16.8 million | 9 Nov 2008 |
| Daikin Holdings Singapore Pte Ltd | 1 | 16.8 million | 1 Dec 2023 |
| DAVISCOMMS (S) PTE LTD | 1 | 16.8 million | 8 Apr 2007 |
| DiGATTO Asia Pacific Pte Ltd | 1 | 16.8 million | 10 Jun 2003 |
| Dynavac Technology Pte Ltd | 1 | 16.8 million | 23 Jul 2003 |
| E2O Communications | 1 | 16.8 million | 17 Mar 2004 |
| Eastmode Pte Ltd | 1 | 16.8 million | 29 Mar 2002 |
| EDSLAB Technologies | 1 | 16.8 million | 13 Jun 2006 |
| ETHERNEXION NETWORKS PTE. LTD. | 1 | 16.8 million | 26 Dec 2025 |
| EUTECH INSTRUMENTS PTE. LTD. | 1 | 16.8 million | 15 Jun 2004 |
| Excelpoint Manufacturing Pte Ltd | 1 | 16.8 million | 13 May 2007 |
| Fida International (S) Pte Ltd | 1 | 16.8 million | 13 Aug 2010 |
| Foresight Manufacture (S) Pte Ltd | 1 | 16.8 million | 29 Nov 2012 |
| GES SINGAPORE PTE. LTD. | 1 | 16.8 million | 22 Apr 1998 |
| Gigawavetech Pte Ltd | 1 | 16.8 million | 17 Mar 2004 |
| GT&T Engineering Pte Ltd | 1 | 16.8 million | 2 Nov 2006 |
| GYGES LABS PTE.LTD | 1 | 16.8 million | 20 Mar 2026 |
| Hi-P Electronics Pte Ltd | 1 | 16.8 million | 4 Feb 2015 |
| HOLOWITS TECHNOLOGIES CO.,LTD | 1 | 16.8 million | 14 Nov 2024 |
| IDREAM TECHNOLOGIES, PTE. LTD. | 1 | 16.8 million | 8 Sep 2000 |
| Ifoundry Systems Singapore | 1 | 16.8 million | 9 Sep 2002 |
| Intelligent Control Systems (Asia) Pte Ltd | 1 | 16.8 million | 17 Feb 2005 |
| Intraco Technology Pte Ltd | 1 | 16.8 million | 18 Jun 2008 |
| IPC CORPORATION (PTE) LTD. | 1 | 16.8 million | 22 Apr 1998 |
| iWOW Communications Pte Ltd | 1 | 16.8 million | 2 Nov 2008 |
| Jetmobile Pte Ltd | 1 | 16.8 million | 27 Oct 2012 |
| KARST.AI | 1 | 16.8 million | 18 Nov 2025 |
| Kingnetic Pte Ltd | 1 | 16.8 million | 23 Nov 2010 |
| KT TECHNOLOGY (S) PTE LTD | 1 | 16.8 million | 22 Apr 1998 |
| Limidea Concept Pte. Ltd. | 1 | 16.8 million | 6 Jun 2017 |
| Linkwise Technology Pte Ltd | 1 | 16.8 million | 13 May 2007 |
| Longcheer Technology (Singapore) Pte Ltd | 1 | 16.8 million | 8 Oct 2008 |
| LOOPDESIGNLAB PTE. LTD | 1 | 16.8 million | 13 May 2025 |
| MIDAS COMMUNICATION TECHNOLOGIES PTE LTD ( Foreign Branch) | 1 | 16.8 million | 10 Jun 2003 |
| MITRON COMPUTER PTE LTD. | 1 | 16.8 million | 22 Apr 1998 |
| Mobiwave Pte Ltd | 1 | 16.8 million | 23 Nov 2000 |
| Nasaco Electronics Pte. Ltd | 1 | 16.8 million | 8 Sep 2003 |
| NAVTECH PTE LTD | 1 | 16.8 million | 6 Aug 2021 |
| Nera Telecommunications Ltd. | 1 | 16.8 million | 3 Sep 2015 |
| nex-G Systems Pte.Ltd | 1 | 16.8 million | 3 Apr 2004 |
| Nexquome Pte Limited | 1 | 16.8 million | 17 Jun 2026 |
| Nextek Solutions Pte Ltd | 1 | 16.8 million | 27 Mar 2018 |
| Nixvue Systems Pte Ltd | 1 | 16.8 million | 12 Dec 2002 |
| NOTTA PTE. LTD. | 1 | 16.8 million | 16 Mar 2026 |
| NS TECH ELECTRONICS SDN BHD | 1 | 16.8 million | 8 Sep 2000 |
| PARADISE INNOVATIONS (ASIA) | 1 | 16.8 million | 8 Sep 2000 |
| Photon Sail Technologies | 1 | 16.8 million | 21 Apr 2022 |
| PINEWAVE PTE. LTD. | 1 | 16.8 million | 26 Oct 2024 |
| Pixelmetrix Corporation Pte Ltd | 1 | 16.8 million | 31 Dec 2007 |
| Pleneo | 1 | 16.8 million | 2 Jul 2025 |
| Power Automation pte Ltd | 1 | 16.8 million | 26 Apr 2013 |
| Power Instruments Pte Ltd | 1 | 16.8 million | 8 Oct 2008 |
| PROX SG Pte Ltd | 1 | 16.8 million | 23 Jan 2024 |
| Qorvo | 1 | 16.8 million | 6 Feb 2018 |
| Quantum Networks (SG) Pte. Ltd. | 1 | 16.8 million | 26 Apr 2017 |
| Ransnet Singapore Pte Ltd | 1 | 16.8 million | 17 Aug 2016 |
| Red Sun Synthesis Pte Ltd | 1 | 16.8 million | 16 Aug 2011 |
| RFNET Technologies Pte Ltd (S) | 1 | 16.8 million | 4 Jun 2001 |
| SAFEMO PTE. LTD. | 1 | 16.8 million | 21 Sep 2024 |
| SCI MANUFACTURING SINGAPORE PTE, LTD. | 1 | 16.8 million | 8 Sep 2000 |
| SENSAIO PTE LTD | 1 | 16.8 million | 16 Aug 2020 |
| Serial System Ltd. | 1 | 16.8 million | 4 Jun 2001 |
| Singapore Technologies Electronics Limited | 1 | 16.8 million | 22 Feb 2009 |
| SMARTBRIDGES PTE. LTD. | 1 | 16.8 million | 8 Sep 2000 |
| SOL INDUSTRY PTE., LTD | 1 | 16.8 million | 1 Apr 2011 |
| ST Electronics (Info-Security) Pte Ltd | 1 | 16.8 million | 8 Mar 2009 |
| SynaXG Technologies Pte. Ltd. | 1 | 16.8 million | 27 Jan 2024 |
| Technocom Communications Technology (pte) Ltd | 1 | 16.8 million | 8 Sep 2000 |
| TERAHOP PTE.LTD. | 1 | 16.8 million | 24 Sep 2024 |
| TERAOKA WEIGH SYSTEM PTE, LTD. | 1 | 16.8 million | 22 Apr 1998 |
| Testech Electronics Pte Ltd | 1 | 16.8 million | 28 Jul 2009 |
| Total Wireless Technologies Pte. Ltd. | 1 | 16.8 million | 22 Mar 2005 |
| Trek Technology (S) Pte Ltd | 1 | 16.8 million | 6 Dec 2013 |
| Tri-M Technologies (s) Limited | 1 | 16.8 million | 24 Oct 2001 |
| Triangle Research Int'l Pte Ltd | 1 | 16.8 million | 31 Dec 2007 |
| V One Multimedia Pte Ltd | 1 | 16.8 million | 29 Nov 2006 |
| Vadaro Pte Ltd | 1 | 16.8 million | 3 Apr 2013 |
| VENTURE MANUFACTURING (SINGAPORE) LTD. | 1 | 16.8 million | 8 Sep 2000 |
| Vida Resources Lte Ltd | 1 | 16.8 million | 10 Aug 2019 |
| VIOLET AUDIO PTE. LTD. | 1 | 16.8 million | 19 Aug 2026 |
| VIVID TECHNOLOGY PTE, LTD. | 1 | 16.8 million | 8 Sep 2000 |
| Vizmonet Pte Ltd | 1 | 16.8 million | 25 Sep 2014 |
| WEARNES AUTOMATION PTE LTD | 1 | 16.8 million | 22 Apr 1998 |
| Willowglen Services Pte Ltd | 1 | 16.8 million | 2 Feb 2001 |
| Yingling Innovations Pte. Ltd. | 1 | 16.8 million | 19 Jun 2025 |
| yLez Technologies Pte Ltd | 1 | 16.8 million | 4 Jun 2001 |
| ZEASN TECHNOLOGY PRIVATE LIMITED | 1 | 16.8 million | 30 Jan 2024 |
| Zeica Labs Pte Ltd | 1 | 16.8 million | 17 Jun 2026 |
| Akribis Systems | 2 | 1.1 million | 2 Apr 2017 |
| cal4care Pte Ltd | 2 | 1.1 million | 9 Jul 2019 |
| fmad engineering | 2 | 1.1 million | 7 Dec 2023 |
| Impulse Networks Pte Ltd | 2 | 1.1 million | 6 Mar 2016 |
| BROADRADIO INTERNATIONAL PTE.LTD. | 1 | 1 million | 4 Jan 2025 |
| Chipsafer Pte. Ltd. | 1 | 1 million | 6 Oct 2020 |
| DCL COMMUNICATION PTE. LTD. | 1 | 1 million | 4 Mar 2026 |
| GearUP Portal Pte. Ltd. | 1 | 1 million | 10 Mar 2023 |
| Halliday Holdings PTE. LTD. | 1 | 1 million | 8 Apr 2025 |
| HAROGIC TECHNOLOGIES PTE. LTD. | 1 | 1 million | 22 Jul 2026 |
| HOPERUN MMAX DIGITAL PTE. LTD. | 1 | 1 million | 16 Oct 2015 |
| Hyperconn Pte. ltd | 1 | 1 million | 9 Jun 2023 |
| IDvaco Private Limited | 1 | 1 million | 26 Jan 2019 |
| Kobol Innovations Pte. Ltd. | 1 | 1 million | 20 Dec 2019 |
| kratos network pte.ltd. | 1 | 1 million | 17 Jan 2024 |
| Krixe Pte. Ltd. | 1 | 1 million | 16 Jul 2024 |
| MESHBOX FOUNDATION PTE. LTD. | 1 | 1 million | 29 Jul 2018 |
| MICRO-TEX PTE.LTD. | 1 | 1 million | 23 Dec 2025 |
| Miltek Industries Pte Ltd | 1 | 1 million | 21 Feb 2020 |
| NADDOD | 1 | 1 million | 13 Nov 2022 |
| nami.ai | 1 | 1 million | 24 Nov 2021 |
| Nexxus Networks Pte Ltd | 1 | 1 million | 16 Nov 2024 |
| Omylis Pte Ltd | 1 | 1 million | 5 Feb 2017 |
| PCI Limited | 1 | 1 million | 30 Sep 2018 |
| Ray Pte Ltd | 1 | 1 million | 26 Jun 2020 |
| ROBOX SG PTE. LTD. | 1 | 1 million | 18 Sep 2025 |
| Rutledge Omni Services Pte Ltd | 1 | 1 million | 18 Jun 2017 |
| SAMA NextGen PTE Limited | 1 | 1 million | 12 Jan 2019 |
| TiVACI CORPORATION PTE LTD | 1 | 1 million | 12 Jun 2016 |
| uberGARD Pte. Ltd. | 1 | 1 million | 7 May 2017 |
| Vantive Manufacturing Pte Ltd | 1 | 1 million | 25 Feb 2025 |
| Venture Corporation Limited | 1 | 1 million | 29 Jan 2026 |
| Venture International Pte Ltd | 1 | 1 million | 15 Oct 2025 |
| Virtual Trunk Pte Ltd | 1 | 1 million | 21 May 2017 |
| Whizpace Pte. Ltd. | 1 | 1 million | 22 Oct 2017 |
| Ophir Manufacturing Solutions Pte Ltd | 3 | 12.3 thousand | 1 Jul 2023 |
| AEM Singapore Pte Ltd | 2 | 8.2 thousand | 5 Nov 2017 |
| ASiS Technologies Pte Ltd | 2 | 8.2 thousand | 30 Jul 2008 |
| Bright Solutions PTE LTD | 2 | 8.2 thousand | 21 Oct 2023 |
| Advanced Products Corporation Pte Ltd | 1 | 4.1 thousand | 17 Jul 2016 |
| Amplus Communication Pte Ltd | 1 | 4.1 thousand | 3 Jun 2012 |
| ASTO | 1 | 4.1 thousand | 15 Nov 2009 |
| Boon Arthur Engineering Pte Ltd | 1 | 4.1 thousand | 2 Jul 2025 |
| CEI Ptd Ltd | 1 | 4.1 thousand | 17 Nov 2025 |
| Certis Technology International Pte Ltd | 1 | 4.1 thousand | 31 Mar 2013 |
| Cortical Labs Pte Ltd | 1 | 4.1 thousand | 3 Dec 2024 |
| Cytech Technology Pte Ltd | 1 | 4.1 thousand | 26 May 2013 |
| DSGio Global Pte Ltd | 1 | 4.1 thousand | 24 Sep 2024 |
| DTDS Technology Pte Ltd | 1 | 4.1 thousand | 3 Oct 2021 |
| Esmart Distribution Pte Ltd | 1 | 4.1 thousand | 30 Jul 2008 |
| GSF Corporation Pte Ltd | 1 | 4.1 thousand | 16 Jul 2017 |
| Halliburton Far East Pte Ltd | 1 | 4.1 thousand | 23 Nov 2008 |
| Idyllic Engineering Pte Ltd | 1 | 4.1 thousand | 25 Dec 2016 |
| June Automation Singapore Pte. Ltd. | 1 | 4.1 thousand | 29 Jun 2014 |
| JUSTMORPH PTE. LTD. | 1 | 4.1 thousand | 15 Jun 2021 |
| Miguel Corporate Services Pte Ltd | 1 | 4.1 thousand | 9 Oct 2016 |
| NEC Asia Pacific Pte Ltd | 1 | 4.1 thousand | 5 Jun 2025 |
| Pioneer Century Infocomm Pte Ltd | 1 | 4.1 thousand | 11 Jun 2026 |
| PTS Technologies Pte Ltd | 1 | 4.1 thousand | 9 Nov 2019 |
| Senquire Pte. Ltd | 1 | 4.1 thousand | 16 Sep 2020 |
| Solomon Systech Pte Ltd | 1 | 4.1 thousand | 31 Mar 2013 |
| SP MANUFACTURING PTE LTD | 1 | 4.1 thousand | 3 Jul 2024 |
| ST Aerospace Systems | 1 | 4.1 thousand | 10 Dec 2017 |
| Tonbo Imaging Pte Ltd | 1 | 4.1 thousand | 21 Feb 2019 |
| TRD Systems Pte Ltd | 1 | 4.1 thousand | 21 Jul 2026 |
| uHoo Pte. Ltd. | 1 | 4.1 thousand | 7 Aug 2026 |
| Urbana Smart Solutions Pte Ltd | 1 | 4.1 thousand | 14 Jan 2018 |
| WPGSYS Pte Ltd | 1 | 4.1 thousand | 16 Feb 2014 |
| XPossible Technologies Pte Ltd | 1 | 4.1 thousand | 31 Mar 2013 |
Every organization with blocks registered in Singapore, sorted by total address space.