SP GP9 page: 1965 system renumbering
1965 Renumbering:
In late 1965, the SP began a program to renumber the majority of its locomotive fleet into a consolodated system without regard for reporting mark. However, the SSW units did retain their identity, but the numbers were assigned within the overall scheme.
| 1965 numbers | Orig. numbers | |
| SP 3000-3010 | various | passenger |
| SP 3400-3410 | T&NO 400-410 | |
| SP 3411-3420 | T&NO 240-249 | |
| SP 3421-3422 | T&NO 282-283; SP 5892-5893 | |
| SP 3423 | T&NO 411 | wrecked prior to re#ing |
| SP 3424-3440 | T&NO 412-428 | |
| SP 3441-3458 | SP 5604-5621 | |
| SP 3459-3550 | SP 5626-5719 | |
| SP 3551-3560 | T&NO 429-438 | |
| SP 3561-3570 | T&NO 439-448 | |
| SP 3571-3640 | SP 5730-5799 | |
| SSW 3641-3646 | SSW 820-825 | |
| SSW 3647-3652 | SSW 826-831 | |
| SP 3653-3662 | T&NO 449-458 | |
| SP 3663-3707 | SP 5800-5844 | |
| SP 3708-3727 | SP 5872-5891 | low hood |