| 1 | N&C | Nashville, Chattanooga & St. Louis Ry. | 7/1923-4/1961 | | NAKINA |
| 2 | N&C | Nashville Chattanooga & St. Louis Ry. | 4/38-4/61 | | NRHS |
| 3 | N&C | NASHVILLE, CHATTANOOGA & ST. LOUIS RWY. | | | PWRC |
| 4 | N&NE | New Orleans & Northeastern R.R. | 1/1941-7/1954 | | NAKINA |
| 5 | N&NE | New Orleans & Northeastern R.R. | Jan-52 | | NRHS |
| 6 | N&NE | NEW ORLEANS & NORTHEASTERN RAILROAD | | | PWRC |
| 7 | N&PB | Norfolk & Portsmouth Belt Line R.R. (Co.) | 8/1920-10/1966 | | NAKINA |
| 8 | N&PB | Norfolk & Portsmouth Belt Line R.R. | 4/38-10/66 | | NRHS |
| 9 | N&PB | NORFOLK & PORTSMOUTH BELT LINE RAILROAD CO. | | | PWRC |
| 10 | N&SS | The Newburgh & South Shore Ry. Co. | 8/1920-7/1936 | | NAKINA |
| 11 | N&SS | NEWBURGH & SOUTH SHORE RWY. CO. | | | PWRC |
| 12 | N&W | Norfolk and Western Ry. | 1/1941-10/1966 | | NAKINA |
| 13 | N&W | Norfolk and Western Ry. | 1/52-10/66 | | NRHS |
| 14 | N&W | NORFOLK & WESTERN RWY. | | | PWRC |
