New division maps were issued by the PRR accounting department on November 1, 1941. The originals for scanning were provided by Robert O'Leary.

Division or RailroadMap #Grand DivisionRegion
Atlantic 2   Eastern
Baltimore & Eastern R.R. 9   Eastern
Buffalo 14 Northern Central
Cherry Tree & Dixonville R.R. 10   Central
Chicago Terminal 21 Northwestern Western
Cincinnati 25 Southwestern Western
Cleveland 17 Lake Central
Columbus 24 Southwestern Western
Conemaugh 12 Western Penna. Central
Delmarva 9 Southern Eastern
Eastern 15 Eastern Ohio Central
Erie & Ashtabula 18 Lake Central
Fort Wayne 22 Northwestern Western
Grand Rapids 23 Northwestern Western
Indianapolis 26 Southwestern Western
Logansport 20 Northwestern Western
Long Island R.R. 28   N.Y. Zone
Maryland 8 Southern Eastern
Middle 5 Eastern Penna. Eastern
Monongahela 11 Western Penna. Central
_blank York 1 _blank Jersey N.Y. Zone
Panhandle 16 Eastern Ohio Central
Penna.-Reading Seashore Lines 16    
Philadelphia 4 Eastern Penna. Eastern
Philadelphia Terminal 3   Eastern
Pittsburgh 10 Western Penna. Central
Renovo 13 Northern Central
St. Louis 27 Southwestern Western
Toledo 19 Northwestern Western
Waynesburg & Washington R.R. 16   Central
Wilkes-Barre 6 Central Penna. Eastern
Williamsport 7 Central Penna. Eastern