| Prefix | Organization | Purpose | Web Site | Contact | Registered |
|---|---|---|---|---|---|
| I | Iocomp Software Inc. | iXXX | www.iocomp.com | Marshall J Carroll | 15-Jun-1999 |
| IA | Intelligent Alternatives | Reserved; Reserved | Thomas W. Clay | 04-Jul-1998 | |
| IA | TIAeverButton,TIAeverButtonPRO | www.geocities.com/andronovin | Igor Andronov | 16-Jan-2000 | |
| IB | CPS - Mesa AZ | InterBase Objects; Interbase | www.ibobjects.com | Jason Wharton | 01-Feb-1999 |
| IBO | CPS - Mesa AZ | IB Objects TDataset-compatible | www.ibobjects.com | Jason Wharton | 21-Aug-2003 |
| IBR | Ingenieurbuero Axel C. Rahn | www.ib-rahn.de | Michael Schatz | 27-Apr-2000 | |
| IBRT | Ing Buero R.Tschaggelar | reserved | www.ibrtses.com | Rene Tschaggelar | 04-Sep-1999 |
| IB_ | CPS - Mesa AZ | IB Objects Native DAO and Cont | www.ibobjects.com | Jason Wharton | 21-Aug-2003 |
| IC | ITI Condaptriol | home.earthlink.net/~condaptriol | L. S. Lichtmann | 12-Jun-1999 | |
| IC | InComp | www.incomp.cz/delphi | Pavel Vodicka | 15-Oct-1999 | |
| IC | Intellecare.com | RESERVED | www.intellecare.com | David Lively | 24-Nov-1999 |
| ica | Ninah Ltd | Reserved | Carl Caulkett | 24-Jun-2000 | |
| ICE | VisionOne, Inc. | Internetworking Collaborative | www.v-1.com | Nick Slevkoff | 11-Oct-1999 |
| ICK | devSoft Inc. | Internet Commerce Kit; Internet Commerce | www.dev-soft.com | Anli Shundi | 15-May-1998 |
| ICM | ICM Solutions | Jim Wood | 28-Apr-1999 | ||
| ICOMS | ICOMS | Internet Commerce; Commercial Transact | www.icoms.com | Darryl Wagoner | 12-May-1998 |
| ICT | Reserved | Alexander Sibilev | 05-Aug-1999 | ||
| ID | Carl Caulkett | Ideal Components; IDE Enhancements | Carl Caulkett | 04-Aug-1998 | |
| Id | Kudzu (Chad Z. Hower) and the Indy Pit C | Internet Direct (Indy) | www.nevrona.com/Indy | J. Peter Mugaas (Chairperson, | 05-Aug-2001 |
| ide | RiviSoft | ide Pack | François Rivierre | 15-Feb-2003 | |
| IDEA | Idea Translation Corporation | Reserved | www.IdeaCorp.ca | Gary Shields | 05-Jul-2000 |
| IDI | Information Dynamics Intl | www.dynamics.net | Martin Kammann | 27-Feb-2000 | |
| IDO | iDOiNK | Various | www.idoink.com | Edwin Harrell | 11-Jul-1999 |
| IDS | Internetix Design Studios | Various | www.shadesofdelphi.com | Githrie Ward | 27-Oct-1999 |
| IE | Silver Wolf Software | TieBrowser, TieDocument, TieDH | silverwolf.com | Joseph J Wolff | 07-Oct-1999 |
| IF | Innerfuse Services | All our components | Weyert R. de Boer | 12-Aug-2000 | |
| IFPS | Innerfuse | Innerfuse Pascal Script | www.carlo-kok.com | Carlo Kok | 05-Aug-2001 |
| ifs | various | Geoff Groube | 23-May-2000 | ||
| IG | InfoGlide Corporation | All | www.infoglide.com | John Ripley | 21-Apr-1999 |
| IM | Danysoft International | Reserved; Reserved | www.marteens.com | Ian Marteens | 30-Dec-1998 |
| IMG | Pivotal Application Development | TImgView | alex stewart | 13-Mar-2000 | |
| IMP | Colin Davies | Export/Import Components; Import /Export Data | ourworld.compuserve.com/homepages/colin_davies | Colin Davies | 30-Dec-1899 |
| IN | Inel co. | Valery Domozhirov | 05-Nov-1999 | ||
| INFR | Reserved; Reserved | 07-Jul-1998 | |||
| INO | iNO Design | inoDial/inoEnvelope/inoMidi et | www.interlog.com/~ino | Andrew Pedersen | 14-Jun-1999 |
| INS | Insight Media Internet Ltd. | Various | www.insight-media.co.uk/ | Darren Eckersley | 06-May-1999 |
| INT | InterSoft | www.intersoft.nl | Rene Pijnacker | 15-Apr-1999 | |
| inv | Whizz Works (S) Pte Ltd | Plan B Accounting System | lassie.finalfiler.com | Peck Kim Han | 20-Aug-2000 |
| IO | IPOS as | Reserved; Reserved | www.ipos.no | Jens Dein | 01-Jul-1998 |
| io | FELDIO.NET | FELDIo General | Deon Haupt | 05-Dec-2008 | |
| ioi | ioIsland.com | www.ioisland.com | Seth Yama | 25-Oct-2003 | |
| IPW | devSoft Inc. | IP*Works! suite; Internet/Intranet | www.dev-soft.com | Anli Shundi | 15-May-1998 |
| IQ | IQUIP Informatica BV | All | www.iquip.nl | Serge Beaumont | 27-Jan-2000 |
| IQT | InquisiTech, Inc. | Reserved | Chad Barker | 06-Sep-2000 | |
| IS | Innovation Software | reserved | Raymond Cheung | 07-Jun-1999 | |
| IS | Impet Software | Reserved | Nikolai Davydik | 23-Jul-1999 | |
| is | Infinity Software | www.cmpenney.com | Chad Penney | 10-Jul-2000 | |
| IS | Infinity Software | CM11a | www.cmpenney.com | Chad Penney | 06-Sep-2000 |
| ISA | Geraldo Lopes de Souza | Geraldo Lopes de souza | 08-Feb-2002 | ||
| IsC | IsConnected Development | isconnected.cjb.net | Erik de Voogd | 06-Sep-2000 | |
| ISG | Infinity Software Group | ISG Components; Security/ToolKit | www.InfSoft.com | David Clark | 27-Apr-1998 |
| ISI | ISI Datentechnik GmbH | Reserved | www.isi.de | Erwin Schätzle | 27-Nov-1999 |
| ISS | Intelligent Software Solutions (iSS) | Reserved | Gerhard Venter | 01-Jul-1999 | |
| IT | Intouch Technology Inc. | Reserved | www.intouch-usa.com | Chris Heberle | 08-Dec-1999 |
| IT | InThink Corporation | reserved | www.inthink.com | Dmitry Arefiev | 18-Apr-2000 |
| it | Internet Technology DE GmbH | TitGrid | www.i-technology.de | Gregor Rayman | 12-Sep-2000 |
| ita | Pitney Bowes Canada - I.T. Architecture | www.pitneybowes.ca | Bruce McGee | 24-Feb-2000 | |
| ITC | Infotech Consulting | Reserved | www.infotech.ch | Martin Kopp | 28-Jul-1999 |
| ITC | Idea Translation Corporation | Reserved | Gary Shields | 05-Jul-2000 | |
| ITCS | In Touch Computer Support | Reserved; Reserved | www.adam.com.au/kevinje | Kevin Jesshope | 05-May-1998 |
| ITK | iTerCom | kBanner | www.itercom.com | Enrique Ortuño | 14-Jun-2000 |
| ITP | John Langley | Reserved; Reserved | John Langley | 19-Mar-1999 | |
| ITR | jglenn@intrastar.com | Multiple components | www.intrastar.com | Jeff Glenn | 02-Apr-1999 |
| iTW | iT-WORX Ltd | ISOReader | www.it-worx.hu | Gabor Keve | 08-Jun-2004 |
| IV | Paritech | Reserved | www.paritech.com.au | Paul Klink | 16-Sep-2001 |
| IWA | Immo Wache | 19-Apr-2000 | |||
| Ix | Raize Software | Inspex Components | www.raize.com/DevTools/Inspex | Ray Konopka | 22-Jan-2013 |
| ix | Internet Technology DE GmbH | www.i-technology.de | Gregor Rayman | 12-Sep-2000 | |
| ix | Ixian Software Components Ltd | Barry Carr | 28-Aug-2001 | ||
| IX | Ixian Software Components Ltd | www.ixian-software.com | Barry Carr | 13-May-2002 |