Known Neptunes of NADC, Johnsville and NL as of November 28, 2002
| BuNo | Code | earlydate | latedate |
|---|---|---|---|
| 128397 | NADC | Oct 73 | 74 |
| 131403 | NADC | 15 Jan 71 | |
| 131403 | NADC | 15 May 71 | |
| 131403 | Johnsville | Jan 65 | |
| 131403 | NL | 18 May 68 | |
| 131403 | NL | Mar 72 | |
| 131403 | NL-202 | Jun 78 | |
| 131407 | NADC | 4 Dec 68 | 74 |
| 131454 | Johnsville | 64 | May 66 |
| 131454 | NADC | 16 Nov 70 | Oct 73 |
| 131507 | NADC | 74 | |
| 131510 | NADC | 68 | |
| 135550 | Feb 56 | ||
| 135551 | NADC | ||
| 135551 | Feb 55 | Jan 56 | |
| 135551 | Feb 56 | Aug 58 | |
| 135554 | NADC | ||
| 135554 | Mar 58 | May 64 | |
| 135554 | Jul 64 | Jan 68 | |
| 135554 | Johnsville | 30 Jan 65 | 67 |
| 135558 | Apr 67 | May 67 | |
| 140435 | Dec 56 | Apr 57 | |
| 140985 | May 56 | Feb 57 | |
| 140985 | Aug 57 | Feb 68 | |
| 140985 | Johnsville | May 62 | 30 Jan 65 |