from the table by Mark D. Bej @ http://broadway.pennsyrr.com/Rail/Prr/Frtsched/symbols.html  
               
               
AC10 Altoona Baltimore     AN3 Northumberl'd Altoona
AMC2 Altoona Northumberl'd     CA10 Conway Altoona
ANl6 Altoona Northumberl'd     M9 Enola Altoona
BL34 Altoona W.Morrisville     SA1 Southport Altoona
M10 Altoona Enola     HS1 Shire Oaks Ashtabula
M16 Altoona Enola     AC10 Altoona Baltimore
M20 Altoona Harrisburg     B8 Enola Baltimore
HS2 Ashtabula Shire Oaks     BP106 Potomac Yard Baltimore
B1 Baltimore Enola     MD117 Camden Baltimore
BC5 Baltimore Conway     MW1 Mingo Jct. Benwood
BP125 Baltimore Potomac Yard     A38 Camden Beverly
MD116 Baltimore Camden     IS4 Indianapolis Bicknell
A39 Beverly Camden     BC8 Conway Blairsville
IS3 Bicknell Indianapolis     A36 Camden Bordentown
BC9 Blairsville Conway     BF21 Olean Buffalo
A37 Bordentown Camden     BF5 Enola Buffalo
S15 Brnest Reading     BF7 Enola Buffalo
BF14 Buffalo Enola     CBF1 Conway Buffalo
BF20 Buffalo Olean     CBF3 Conway Buffalo
BNY16 Buffalo Greenville     D3 Edge Moor C.Chas.-Norfolk
CBF2 Buffalo Conway     A31 W.Morrisville Camden
CBF4 Buffalo Conway     A33 Florence Camden
S83 Buttonwood Enola     A37 Bordentown Camden
S8l Buttonwood Enola     A39 Beverly Camden
S97 Buttonwood Northumberl'd     A5 Greenville Camden
A30 Camden W.Morrisville     ED4 Detroit Camden
A34 Camden Florence     FJ2 Enola Camden
A36 Camden Bordentown     FJ6 Enola Camden
A38 Camden Beverly     MD116 Baltimore Camden
A6 Camden Greenville     ED37 Conway Canton
MD117 Camden Baltimore     ED8 Crestline Canton
P19 Camden Enola     D7 Delmar Cape Charles
P9 Camden Enola     DC2 Chgo.(59th St.) Chgo.(110th St.)
ED3 Camden-Pitcairn Detroit     LD1 Logansport Chgo.(55thSt.)
ED38 Canton Conway     DC1 Chgo.(110th St.) Chgo.(59th St.)
ED7 Canton Crestline     NS7 Louisville Chgo.(59th St.)
D4 Cape Charles Delmar     NW85 Columbus Chgo.(59th St.)
DC1 Chgo.(110th St.) Chgo.(59th St.)     CO3 Cincinnati Chicago(55thSt.)
CS8 Chgo.(55th St.) Greenville     BRC5 Conway Chicago(59thSt.)
GRE2 Chgo.(55thSt.) Conway     CI4 Indianapolis Cincinnati
LD2 Chgo.(55thSt.) Logansport     CIN1 Conway Cincinnati
CNY2 Chgo.(59th St.) Greenville     CO2 Chgo.(59th St.) Cincinnati
CO2 Chgo.(59th St.) Cincinnati     CO8 Logansport Cincinnati
DC2 Chgo.(59th St.) Chgo.(110th St.)     DC9 Detroit Cincinnati
NS8 Chgo.(59thSt.) Louisville     LM5 Columbus Cincinnati
NW82 Chgo.(59thSt.) Conway     APS4 Detroit Cleveland
NW88 Chgo.(59thSt.) Enola     CD2 Toledo Cleveland
CG8 Chicago(59thSt) Greenville     CE5 Conway Cleveland
CI3 Cincinnati Indianapolis     FC2 Cincinnati Cleveland
CIN4 Cincinnati Columbus     MC1 Mingo Jct. Cleveland
CO1 Cincinnati Logansport     CBC2 Crestline Columbus
CO3 Cincinnati Chicago(55thSt.)     CC2 E.St.Louis Columbus
DC8 Cincinnati Detroit     CIN4 Cincinnati Columbus
FC2 Cincinnati Cleveland     CN28 Richmond Columbus
GR7 Cincinnati Mackinaw City     CN30 Richmond Columbus
APS3 Cleveland Detroit     CW3 Weirton Jct. Columbus
CD1 Cleveland Toledo     FC1 Cleveland Columbus
CE2 Cleveland Enola     MC9 Mingo Jct. Columbus
CE4 Cleveland Edge Moor     PDS2 Hartsdale Columbus
FC1 Cleveland Columbus     PC8 Conway Conemaugh
MC2 Cleveland Mingo Jct.     BC5 Baltimore Conway
APS1 Columbus E.St.Louis     EP2 Erie Conway
CBC1 Columbus Crestline     AS-11 Pgh.-16th St. Conway
CN27 Columbus Richmond     BC7 Wilkes-Barre Conway
CN29 Columbus Richmond     BC9 Blairsville Conway
CP6 Columbus Pitcairn     CBF2 Buffalo Conway
CW4 Columbus Weirton Jct.     CBF4 Buffalo Conway
LM5 Columbus Cincinnati     CP2 Wheeling Conway
NW85 Columbus Chgo.(59th St.)     CP4 Mingo Jct. Conway
PDS1 Columbus Hartsdale     CW2 Weirton Jct. Conway
PDS3 Columbus Hartsdale     EC7 Enola Conway
PC7 Conemaugh Conway     EC9 Enola Conway
EP1 Conway Erie     ED2 Detroit Conway
AS10 Conway Pgh.-16th St.     ED38 Canton Conway
BC8 Conway Blairsville     ED43 Pitcairn Conway
BRC5 Conway Chicago(59thSt.)     ED45 Pgh.-43rd St. Conway
CA10 Conway Altoona     ED51 Pitcairn Conway
CBF1 Conway Buffalo     ED59 Scully Conway
CBF3 Conway Buffalo     GRE2 Chgo.(55thSt.) Conway
CE5 Conway Cleveland     GWC1 Phila.(G'wich) Conway
CIN1 Conway Cincinnati     NW82 Chgo.(59thSt.) Conway
CP1 Conway Mingo Jct.     NWC1 Hars. Cove Conway
CP5 Conway Mingo Jct.     PC1 Phila.(G'wich) Conway
CP8 Conway So. Phila.     PC7 Conemaugh Conway
CSB8 Conway Wilkes-Barre     SC11 W.Brownsville Conway
CW1 Conway Weirton Jct.     SC5 Shire Oaks Conway
ED37 Conway Canton     SC7 Shire Oaks Conway
ED46 Conway Pgh.-43rd St.     SC9 Shire Oaks Conway
ED48 Conway Pitcairn     ST2 Toledo Conway
ED52 Conway Pitcairn     CBC1 Columbus Crestline
ED58 Conway Scully     ED7 Canton Crestline
PC8 Conway Conemaugh     D27 Edge Moor Delmar
PD1 Conway Toledo     D33 Edge Moor Delmar
SC10 Conway Shire Oaks     D4 Cape Charles Delmar
SC12 Conway W.Brownsville     APS3 Cleveland Detroit
SC6 Conway Shire Oaks     DC8 Cincinnati Detroit
SC8 Conway Shire Oaks     ED3 Camden-Pitcairn Detroit
CBC2 Crestline Columbus     APS1 Columbus E.St.Louis
ED8 Crestline Canton     SWC1 Greenville E.St.Louis
1/D6 Delmar Edge Moor     1/D6 Delmar Edge Moor
2/D6 Delmar Edge Moor     2/D6 Delmar Edge Moor
D7 Delmar Cape Charles     CE4 Cleveland Edge Moor
APS4 Detroit Cleveland     D2 Norfolk-C.Chas. Edge Moor
DC9 Detroit Cincinnati     EH2 Enola Edge Moor
ED2 Detroit Conway     MD7 Greenville Edge Moor
ED4 Detroit Camden     LD19 Logansport Effner
CC2 E.St.Louis Columbus     B1 Baltimore Enola
D27 Edge Moor Delmar     B9 Potomac Yard Enola
D3 Edge Moor C.Chas.-Norfolk     BF14 Buffalo Enola
D33 Edge Moor Delmar     CE2 Cleveland Enola
MD16 Edge Moor Greenville     EC5 Potomac Yard Enola
CG2 Effner Greenville     EC6 Williamsport Enola
LD20 Effner Logansport     EM1 Ernest Enola
EC3 Enola Sodus Point     ET1 So. Amboy Enola
A-B6 Enola Potomac Yard     M10 Altoona Enola
B2 Enola Potomac Yard     M16 Altoona Enola
B8 Enola Baltimore     NW88 Chgo.(59thSt.) Enola
BF5 Enola Buffalo     P1 Meadows Enola
BF7 Enola Buffalo     P17 Phila.(G'wich) Enola
E6 Enola Potomac Yard     P19 Camden Enola
EC7 Enola Conway     P3 Greenville Enola
EC9 Enola Conway     P5 Hars. Cove Enola
EH2 Enola Edge Moor     P7 Phila.(G'wich) Enola
EM2 Enola Ernest     P9 Camden Enola
ET2 Enola So. Amboy     PE3 Potomac Yard Enola
FJ2 Enola Camden     S83 Buttonwood Enola
FJ6 Enola Camden     S8l Buttonwood Enola
M9 Enola Altoona     EP1 Conway Erie
NY4 Enola Hars. Cove     EM2 Enola Ernest
P14 Enola Greenville     S14 Reading Ernest
P8 Enola So. Phila.     S2 Pottstown Ernest
S80 Enola Wilkes-Barre     A34 Camden Florence
S82 Enola Wilkes-Barre     A6 Camden Greenville
SP2 Enola So. Phila.     BNY16 Buffalo Greenville
SP8 Enola So. Phila.     CG2 Effner Greenville
EP2 Erie Conway     CG8 Chicago(59thSt) Greenville
EM1 Ernest Enola     CNY2 Chgo.(59th St.) Greenville
S1 Ernest Pottstown     CS8 Chgo.(55th St.) Greenville
A33 Florence Camden     MD16 Edge Moor Greenville
A5 Greenville NJ Camden     MD18 Potomac Yard Greenville
MD13 Greenville Potomac Yard     MD6 Potomac Yard Greenville
MD7 Greenville Edge Moor     N12 Morrisville Greenville
N13 Greenville Morrisville     N28 So. Phila. Greenville
N3 Greenville So. Phila.     P14 Enola Greenville
P3 Greenville Enola     M20 Altoona Harrisburg
SWC1 Greenville E.St.Louis     N8 So. Phila. Hars. Cove
CS1 Hars. Cove NJ Potomac Yard     NY4 Enola Hars. Cove
N21 Hars. Cove So. Phila.     PDS1 Columbus Hartsdale
NWC1 Hars. Cove Conway     PDS3 Columbus Hartsdale
P5 Hars. Cove Enola     SL26 Terre Haute Indianapolis
PDS2 Hartsdale Columbus     CI3 Cincinnati Indianapolis
CI4 Indianapolis Cincinnati     LC11 Jeffersonville Indianapolis
IL1 Indianapolis Logansport     IL2 Logansport Indianapolis
IL4 Indianapolis Louisville     IS3 Bicknell Indianapolis
IS4 Indianapolis Bicknell     KC1 Pgh.43rd St. Kiski Jct.
LC11 Jeffersonville Indianapolis     THC1 Terre Haute Logansport
KC2 Kiski Jct. Pgh.43rd St.     CO1 Cincinnati Logansport
CO8 Logansport Cincinnati     IL1 Indianapolis Logansport
IL2 Logansport Indianapolis     LD2 Chgo.(55thSt.) Logansport
LD1 Logansport Chgo.(55thSt.)     LD20 Effner Logansport
LD19 Logansport Effner     IL4 Indianapolis Louisville
LT2 Logansport Terre Haute     NS8 Chgo.(59thSt.) Louisville
NS7 Louisville Chgo.(59th St.)     GR7 Cincinnati Mackinaw City
GR6 Mackinaw City Richmond     CP1 Conway Mingo Jct.
P1 Meadows Enola     CP5 Conway Mingo Jct.
CP4 Mingo Jct. Conway     MC2 Cleveland Mingo Jct.
MC1 Mingo Jct. Cleveland     N13 Greenville Morrisville
MC9 Mingo Jct. Columbus     S3 So. Phila. Norristown
MW1 Mingo Jct. Benwood     AMC2 Altoona Northumberl'd
N12 Morrisville Greenville     ANl6 Altoona Northumberl'd
D2 Norfolk-C.Chas. Edge Moor     S97 Buttonwood Northumberl'd
S4 Norristown So. Phila.     PB1 Pitcairn Oil City
AN3 Northumberl'd Altoona     SA4 Olean Oil City
S98 Northumberl'd Wilkes-Barre     BF20 Buffalo Olean
PB2 Oil City Pitcairn     SA3 Oil City Olean
SA3 Oil City Olean     AS10 Conway Pgh.-16th St.
BF21 Olean Buffalo     KC2 Kiski Jct. Pgh.43rd St.
SA4 Olean Oil City     ED46 Conway Pgh.-43rd St.
AS-11 Pgh.-16th St. Conway     S6 Reading Phila.(52ndSt.)
KC1 Pgh.43rd St. Kiski Jct.     CP6 Columbus Pitcairn
ED45 Pgh.-43rd St. Conway     ED48 Conway Pitcairn
S5 Phila.(52ndSt.) Reading     ED52 Conway Pitcairn
GWC1 Phila.(G'wich) Conway     MA53 W.Brownsville Pitcairn
P17 Phila.(G'wich) Enola     PB2 Oil City Pitcairn
P7 Phila.(G'wich) Enola     A-B6 Enola Potomac Yard
PC1 Phila.(G'wich) Conway     B2 Enola Potomac Yard
ED43 Pitcairn Conway     BP125 Baltimore Potomac Yard
ED51 Pitcairn Conway     CS1 Hars. Cove Potomac Yard
MA52 Pitcairn W.Brownsville     E6 Enola Potomac Yard
PB1 Pitcairn Oil City     MD13 Greenville Potomac Yard
B9 Potomac Yard Enola     S1 Ernest Pottstown
BP106 Potomac Yard Baltimore     S15 Brnest Reading
EC5 Potomac Yard Enola     S5 Phila.(52ndSt.) Reading
MD18 Potomac Yard Greenville     CN27 Columbus Richmond
MD6 Potomac Yard Greenville     CN29 Columbus Richmond
PE3 Potomac Yard Enola     GR6 Mackinaw City Richmond
S2 Pottstown Ernest     ED58 Conway Scully
S14 Reading Ernest     NJC1 Waverly Sea Girt
S6 Reading Phila.(52ndSt.)     HS2 Ashtabula Shire Oaks
CN28 Richmond Columbus     SC10 Conway Shire Oaks
CN30 Richmond Columbus     SC6 Conway Shire Oaks
ED59 Scully Conway     SC8 Conway Shire Oaks
NJC2 Sea Girt Waverly     ET2 Enola So. Amboy
HS1 Shire Oaks Ashtabula     CP8 Conway So. Phila.
SC5 Shire Oaks Conway     N21 Hars. Cove So. Phila.
SC7 Shire Oaks Conway     N3 Greenville So. Phila.
SC9 Shire Oaks Conway     P8 Enola So. Phila.
ET1 So. Amboy NJ Enola     S4 Norristown So. Phila.
MRR1 So. Amboy NJ W.Brownsville     SP2 Enola So. Phila.
N28 So. Phila. Greenville     SP8 Enola So. Phila.
N8 So. Phila. Hars. Cove     EC3 Enola Sodus Point
S3 So. Phila. Norristown     LT2 Logansport Terre Haute
EC2 Sodus Point Williamsport     CD1 Cleveland Toledo
SA1 Southport Altoona     PD1 Conway Toledo
SL26 Terre Haute Indianapolis     MA52 Pitcairn W.Brownsville
THC1 Terre Haute Logansport     MRR1 So. Amboy W.Brownsville
CD2 Toledo Cleveland     SC12 Conway W.Brownsville
ST2 Toledo Conway     A30 Camden W.Morrisville
MA53 W.Brownsville Pitcairn     BL34 Altoona W.Morrisville
SC11 W.Brownsville Conway     NJC2 Sea Girt Waverly
A31 W.Morrisville Camden     CW1 Conway Weirton Jct.
NJC1 Waverly Sea Girt     CW4 Columbus Weirton Jct.
CW2 Weirton Jct. Conway     CSB8 Conway Wilkes-Barre
CW3 Weirton Jct. Columbus     S80 Enola Wilkes-Barre
CP2 Wheeling Conway     S82 Enola Wilkes-Barre
BC7 Wilkes-Barre Conway     S98 Northumberl'd Wilkes-Barre
EC6 Williamsport Enola     EC2 Sodus Point Williamsport