U23B
Conrail inherited 77 units from Penn Central and 12 from Lehigh Valley. Conrail purchased 10 new units. All were assigned to series CR 2700-2798.
U23C
Conrail inherited 19 units from Penn Central, assigning them to series CR 6700-6718. They were eventually renumbered into the 6900 series.
U25B
Conrail inherited their 179 U25B's from Penn Central (former Pennsylvania Railroad, New Haven, and New York Central units), and Erie Lackawanna, assigning them series CR 2500-2685.
U25C
Conrail inherited their fleet of 20 U25C's from Penn Central, which inherited them from the Pennsylvania Railroad. Conrail assigned them to series CR 6500-6519.
U28B
Conrail owned only two U28B's, both former-New York Central units from Penn Central, CR 2822 and CR 2823. They were retired during the early-1980's.
U28C
Conrail's 2800 horsepower U28C's were built for the PRR in 1966 and then went to Penn Central. Originally, Conrail assigned these to series 6520-6534 but later renumbered them 6820-6834.
U30B
Conrail inherited 60 U30B's from Penn Central (former New York Central), assigning them series CR 2830-2889.
U30C
Conrail inherited their fleet of 10 U30C's from the Penn Central and the Reading Company. Conrail assigned them to series CR 6535-6539 and 6579-6583 respectively.
U33B
U33C
Conrail inherited 24 U33C's from Penn Central and 15 from the Erie Lackawanna. Conrail assigned them to series CR 6540-6578 then renumbered them to 6845-6882.
U34CH
These former EL units handeled passenger trains over EL tracks for New Jersey Dept. of Transportation. All went to NJ Transit on 2 December 1976. Conrail series 4151-4182.
U36B
U36C
Conrail inherited 13 U36C's from Erie Lackawanna, assigning them to series CR 6587-6599.