Even ex-ATSF GP60s and GP60Ms are used on locals.
Ex-BN GPs include GP38-2s, GP39-2s, and GP39E/M/Vs (rebuilds from GP30s and GP35s). They're also rebuilding GP50s (the ones they haven't sold off) into "GP25"s.
Thanks Triplex, I also have a BN GP38-2 and a GP50 lol, and a BN SD40-2