| viz. | N Star (resp. N-Star resp. NStar) |
| 2011-044B | N2 |
| viz. | Nadežda |
| 1964-063B | NAFI 1 |
| 1997-002B | Nahuel 1A |
| 2010-062L | NanoSail-D-002 |
| 2004-049B | Nanosat 01 |
| 2009-041E | Nanosat 1B |
| 2006-008A | Nanosat Constellation Trailblazer Mission 1 |
| 2006-008B | Nanosat Constellation Trailblazer Mission 2 |
| 2006-008C | Nanosat Constellation Trailblazer Mission 3 |
| 2004-050 sine 1 | Nanosat-2 1 |
| 2004-050 sine 2 | Nanosat-2 2 |
| 2011-060B | Natalia |
| viz. | NATO |
| 1965-065G | Navspasur Rod 1 |
| viz. | Navstar |
| 2006-055F | Navy OSCAR 61 |
| 2006-008A | NCT-1 |
| 2006-008B | NCT-2 |
| 2006-008C | NCT-3 |
| 2005-043E | nCube-2 |
| 1978-020A | NDS-1 |
| 1996-008A | NEAR Shoemaker |
| 2010-020C | Negai*'' |
| 2009-071A | NEOWISE |
| 1998-022A | Neurolab |
| 2006-001A | New Frontiers Mission 1 |
| 2011-040A | New Frontiers Mission 2 |
| 2006-001A | New Horizons |
| 1990-034A | NewSat-1 |
| 2007-006C | NextSat |
| 2007-014A | NFIRE |
| 2007-018A | NigComSat-1 |
| 2007-018A | NigComSat-1G |
| 2011-077A | NigComSat-1R |
| 2003-042F | NigeriaSat-1 |
| 2011-044B | NigeriaSat-2 |
| 2011-044C | NigeriaSat-X |
| 2003-042F | NigerSat-1 (DMC-Nigeria) |
| 1998-024A | Nilesat 101 |
| 2000-046B | Nilesat 102 |
| 1998-024A | Nilestar 101 (Nilesat 101) |
| viz. | Nimbus |
| viz. | Nimiq |
| 2000-039A | Nina |
| 2010-035C | NLS-6.1 |
| 2010-035E | NLS-6.2 |
| 2006-055D | NMARS |
| 1998-061A | NMP-1 |
| viz. | NNS |
| viz. | NNSS |
| 2006-055F | NO-61 |
| 2006-055J | NO-62 |
| viz. | NOAA |
| 1998-069A | Node 1 |
| 1961-027A | Nora Alice 1 |
| 1961-034A | Nora Alice 2 |
| viz. | NOSS |
| 1981-044A | Nova 1 |
| 1988-052A | Nova 2 |
| 1984-110A | Nova 3 |
| 1998-041A | Nozomi |
| 2011-061A | NPP |
| viz. | NRL |
| viz. | NROL |
| 2004-012B | NS-1 |
| 2000-060A | NSat-110 |
| 1996-046A | Nscat |
| viz. | NSS |
| 1974-054A | NTS-1 |
| 1977-053A | NTS-2 |
| 1962-004A | Nudets 9 |
| 1985-034B | Nusat |
| 2011-044C | NX |
| 2004-012B | NX-1 |