| Prefix | Organization | Purpose | Web Site | Contact | Registered |
|---|---|---|---|---|---|
| N | All | www.canaldelphi.org/ | Nico Aragón | 22-Aug-2001 | |
| NC | Cogisoft | NeoComponents; Toolkit/Experts | www.cogisoft.fr | Fabrice Marguerie | 04-May-1998 |
| NC | Nica-Com ltd. | There is a lot ... | www.ncom.ru/diman/index.html | Dmitry Arefiev | 01-Mar-2000 |
| NC | Nicholson Consulting | All | nicholson.co.za/ | Craig Nicholson | 04-Jul-2000 |
| NCE | Núcleo de Computação Eletrônica - UFRJ | reserved | Luiz Claudio Carvalho | 14-Jan-2000 | |
| ncl | Newbridge Computers Ltd. | Reserved / Various | www.newbridgecomputers.co.uk | Keith Bailey | 20-Jan-2000 |
| ND | Nano-Data as | All | www.nano.no | Tom Ø. Hogstad | 28-Oct-1999 |
| NE | Eames Computer Services P/L | Neil Eames | 05-Apr-1999 | ||
| NEO | Cogisoft | NeoStudio; Toolkit/Experts | www.cogisoft.fr | Fabrice Marguerie | 04-May-1998 |
| NF | Jerboa | Nytro Framework | www.jerboa.be | Kris De Decker | 23-Jul-1999 |
| NFR | Neferet Soft | Neferet Lib | www.neferet.org | 22-Dec-2001 | |
| NG | New Generation Software | NGProtect | www.newgenerationsoftware.com | Daniel Bertin | 10-Feb-2000 |
| NIS | Network Information Services, Inc. | misc. | www.nisinc.com | G. Allen Casteran | 24-Jul-2001 |
| nix | Lemanix, Incorporated | www.nickhodges.com | Nick Hodges | 19-Sep-2001 | |
| NKD | Grant Wright | Reserved; Reserved | Grant Wright | 30-Aug-1998 | |
| NL | New Look Through Old Windows Ltd | NewLook Fields Editor; Toolkit | www.newlook.co.nz | Ian Farquharson | 12-May-1998 |
| NL | Lath Consultants | List | www.kalinga.com/lath | Natwar Lath | 28-Jul-1999 |
| NM | NetMasters, LLC | NetMasters FastNet Internet Co | www.netmastersllc.com | Mike Cassidy | 03-Nov-1999 |
| NMD | Niklas Malmberg Datakonsult | Reserved; Reserved | Niklas Malmberg | 04-Aug-1998 | |
| nn | Ninah Ltd | Reserved | Carl Caulkett | 24-Jun-2000 | |
| now | TYG | tygnew | www.tygweb.net | Tahir Bal | 30-Aug-2000 |
| NP | VRS Technology, Inc | netPatch Components; Tolkit | www.vrstech.com | Mark Lussier | 01-Feb-1999 |
| NP | NiftyPrograms DotCom | www.niftyprograms.com | Barry Harkcom | 15-Apr-2003 | |
| NPS | Anatoly Podgoretsky | NPS Components; Toolkit | NA | Anatoly Podgoretsky | 13-May-1998 |
| NRG | www.seandockery.org | Sean Dockery | 06-Apr-2003 | ||
| NRK | NRK - Norwegian Broadcasting | Reserved; Reserved | www.nrk.no | Atle Markeng | 19-Mar-1999 |
| NS | Ewart Nijburg | Reserved; Reserved | NijSoft | 30-Dec-1998 | |
| NS | NS Delphi Software | NSLinkLabel | www.delphi2-net .freeserve.co.uk | Nick Sumner | 29-Jun-1999 |
| NS | Novascape Software | All | www.novascape.com | Xander van der Merwe | 16-Jan-2000 |
| NT | BelCAF | Component Set for Windows NT; NT Components | risq.belcaf.minsk.by | Sergei Hramchenko | 01-Jul-1998 |
| NT | Jerboa | www.jerboa.be | Kris De Decker | 19-Jul-1999 | |
| NTN | ntn Component Pack | Nitin Koshy | 10-Feb-2003 | ||
| NV | Nätverket | www.natverket.nu | Karl-Gunnar Hultland | 08-Jan-2000 | |
| NV_ | nVision | Reserved | www.nVisionCorp.com | Pat Buchanan | 07-Apr-1999 |
| Nx | Nexus Framework development team | Nexus framework | www.nexusdb.com | Pavel Cisar | 19-Jul-1999 |
| nx | NixBlox Components | www.nickhodges.com | Nick Hodges | 02-Jun-2006 | |
| NXV | John W. Gill | Reserved; Reserved | John W. Gill | 12-Mar-1999 |