The routes to Harrisburg, Chicago, and St. Louis use the Northeast Corridor as far as Philadelphia. The routes to Chicago and St. Louis are the same as far as Pittsburgh, and are the same as the Harrisburg line all the way to Harrisburg.
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PRR 1966:
| AC-1 | Harsimus Cove, NJ, to Chicago (CB&Q) | AC-2 | Chicago (55th Street) to Conway |
| AC-4 | Chicago (55th Street) to Conway | ||
| AST-4 | Chicago (55th Street) to Enola | ||
| BC-5 | Baltimore to Conway | ||
| BC-7 | Wilkes-Barre (Buttonwood) to Conway | ||
| CA-10 | Conway to Altoona | ||
| CB-1 | Boston (NH) to Chicago (55th Street) | CB-2 | Chicago (55th Street) to Boston (NH) |
| CE-2 | Cleveland to Enola | ||
| CE-4 | Cleveland to Philadelphia | ||
| CG-2 | Chicago (59th Street) to Greenville, NJ | ||
| CG-4 | Chicago (55th Street) to Enola | ||
| CH-2 | Conway to Enola | ||
| CNY-4 | Conway to South Kearny, NJ | ||
| CP-8 | Conway to South Philadelphia | ||
| CS-8 | Chicago (55th Street) to Greenville, NJ | ||
| CSB-8 | Conway to Wilkes-Barre (Buttonwood) | ||
| DT-8 | Toledo to Pitcairn | ||
| EC-7 | Enola to Conway | ||
| EC-9 | Enola to Conway | ||
| ED-1 | Enola to Toledo | ED-2 | Detroit to Conway |
| ED-3 | Camden to Detroit | ED-4 | Detroit to Camden |
| FW-2 | Chicago (59th Street) to Conway | ||
| FW-8 | Chicago (59th Street) to Conway | ||
| GWC-1 | Philadelphia (Greenwich) to Conway | ||
| HC-1 | Camden to Conway | ||
| HP-1 | Hollidaysburg to Conway | ||
| HW-2 | Conway to Enola | ||
| NF-6 | Chicago (59th Street) to Conway | ||
| NWC-1 | Waverly, NJ, to Conway | ||
| PC-1 | Philadelphia (Greenwich) to Conway | ||
| PC-7 | Conemaugh to Conway | PC-8 | Conway to Conemaugh |
| PD-1 | Pitcairn to Toledo | ||
| PG-4 | Conway to Philadelphia (Greenwich) | ||
| PG-5 | Enola to Conway | ||
| PR-1 | Enola to Chicago (55th Street) | ||
| PR-3 | Philadelphia to Chicago (55th Street) | PR-4 | Chicago (59th Street) to Camden |
| PR-5 | Conway to Chicago (59th Street) | ||
| PR-7 | Harsimus Cove, NJ, to Chicago (59th) | ||
| ST-1 | Conway to Toledo | ST-2 | Toledo to Conway |
| SWC-1 | Harsimus Cove, NJ, to Conway | ||
| TH-3 | Thurlow, PA to Conway | ||
| TT-1 | S. Kearny to Chicago (55th Street) | TT-2 | Chicago (55th Street) to S. Kearny |
| TT-1A | S. Kearny to Chicago (55th Street) | ||
| TT-8 | Chicago (55th Street) to Baltimore | ||
| TT-9 | Baltimore to Detroit | TT-10 | Detroit to South Kearny |
| TT-Spec | S. Kearny to Cleveland | TT-Spec | Cleveland to S. Kearny |
| VC-1 | Pitcairn to Cleveland | ||
| WC-1 | Conway to Fort Wayne | ||
| WC-5 | Conway to Chicago (59th Street) | ||
| WC-15 | Newark, NJ (Waverly) to Conway | ||
| WP-15 | Altoona to Conway | ||
| WPB-4 | Conway to Washington, DC (Potomac) |
PC 1974:
| #9 | South Kearny to Chicago (Englewood) | #8 | Chicago (Englewood) to S. Kearny |
| BN-3 | Conway to Chicago (BN-Cicero) | ||
| CB-9 | Washington, DC (Potomac) to Conway | ||
| CE-5 | Conway to Cleveland | CE-2 | Cleveland to Conway |
| CE-4 | Cleveland to Philadelphia | ||
| CG-2 | Chicago (IHB Blue Island to Enola | ||
| CG-4 | Chicago (55th Street) to Enola | ||
| CG-8 | Chicago (IHB Blue Island) to Enola | ||
| CH-10 | Conway to Harrisburg | ||
| CNJ-2 | Conway to Oak Island Yard (CNJ) | ||
| CNY-2 | Conway to Greenville, NJ | ||
| CNY-4 | Conway to South Kearny, NJ | ||
| CP-8 | Conway to South Philadelphia | ||
| CSB-7 | Wilkes-Barre (Buttonwood) to Conway | CSB-8 | Conway to Wilkes-Barre (Buttonwood) |
| DE-7 | Conway to Detroit (Junction Yard) | DE-8 | Detroit (Junction Yard) to Conway |
| DT-8 | Toledo to Pitcairn | ||
| EC-7 | Enola to Conway | ||
| EC-9 | Enola to Conway | ||
| ED-2 | Toledo to Conway | ||
| FC-9 | Conway to Detroit (DT&I, Flat Rock Yd) | FC10 | Detroit (DT&I, Flat Rock) to Conway |
| FP-5 | Philadelphia (Greenwich) to Conway | ||
| HC-1 | Enola to Conway | ||
| HP-1 | Hollidaysburg to Conway | ||
| IHB-5 | Conway to Chicago (IHB Gibson Yard) | ||
| KC-1 | Kiski Junction to Conway | KC-2 | Conway to Kiski Jct. |
| NF-6 | Chicago (59th Street) to Conway | ||
| NJC-1 | Linden/Metuchen, to Conway | ||
| PC-3 | Conway to Elkhart | ||
| PE-10 | Conway to Enola | ||
| PF-6 | Conway to Camden | ||
| PG-5 | Enola to Conway | ||
| PH-2 | Conway to Hollidaysburg, PA | ||
| PR-1 | Enola to Chicago (Ashland Avenue) | PR-2 | Chicago (59th St.) to Conway |
| PR-3 | Philadelphia to Conway | ||
| PR-5 | Conway to S. Chicago (CRI&P) | ||
| PR-7 | S. Kearny, to Chicago (Bensenville-Milw.) | ||
| ST-1 | Conway to Toledo | ST-2 | Toledo to Conway |
| SWC-1 | Harsimus Cove, NJ, to Conway | ||
| TH-3 | Philadelphia (Greenville) to Conway | ||
| TV-1 | S. Kearny to Chicago (55th Street) | TV-2 | Chicago (55th Street) to S. Kearny |
| TV-9M | Weehawken to Chicago (Englewood) | ||
| TV-19 | South Kearny to Cincinnati | TV-20 | Chicago (55th St.) to S. Kerany |
| TV-25 | Harrisburg to Detroit (Junction Yard) | TV-26 | Detroit (Junction Yard) to Baltimore |
Conrail 1980:
| #9 | S. Kearny to Chicago (Englewood) | #8 | Chicago (Englewood) to S. Kearny |
| BAPI | Baltimore to Conway | ||
| BEPI | Bethlehem to Conway | PIBE | Conway to Bethlehem |
| CAPI | Camden to Conway | PICA | Conway to Camden |
| EDTO | Wilmington (Edge Moor) to Toledo | ||
| ENPI-A | Enola to Conway | PIEN-A | Conway to Enola |
| ENPI-B | Enola to Conway | PIEN-B | Conway to Enola |
| ENPI-E | Enola to Conway (East Yard) | ||
| GPPI | Greenville to Conway | ||
| JCPI | Jersey City to Conway | ||
| LMPI | Linden/Metuchen to Conway | PIML | Conway to Metuchen/Linden |
| MOPI | Morrisville to Conway | PIMO | Conway to Morrissville |
| PGPI | Philadelphia (Greenwich) to Conway | ||
| PIBN | Conway to Chicago (BN-Cicero) | BNPI | Chicago (BN-Cicero) to Conway |
| PIDJ | Conway to Detroit (Junction Yard) | DJPI | Detroit (Junction Yard) to Conway |
| PIDT | Conway to Detroit (DT&I-Flat Rock Yd) | DTPI | Detroit (DT&I-Flat Rock) to Conway |
| PIEL | Conway to Elkhart | ELPI | Elkhart to Conway |
| PIGI | Conway to Gary (IHB-Gibson Yard) | IHPI | Chicago (IHB-Blue Island) to Conway |
| PISF | Conway to Kansas City (ATSF) | SFPI | Kansas City (ATSF) to Conway |
| PITO | Conway to Toledo | TOPI | Toledo to Conway |
| PIUP | Conway to North Platte (UP), via C&NW | ||
| RUPI | Harrisburg (Rutherford Yd) to Conway | PIRU | Conway toHarrisburg (Rutherford Yd) |
| FWPI | Fort Wayne to Conway | ||
| IHEN | Chicago (IHB-Blue Island) to Enola | ||
| PIPY | Conway to Washington DC (Potomac) | ||
| PXEN | Chicago (IHB-Blue Island) to Enola | ||
| TV-1 | Philadelphia to Chicago (47th Street) | TV-2 | Chicago (47th Street) to Philadelphia |
| TV-11 | S. Kearny to Chicago (47th Street) | TV-12M | Chicago (47th Street) to S. Kearny |
| TV-26 | Detroit (Junction Yard) to Baltimore | ||
| TV-61 | Elizabethport to Chicago (51st Street) | TV-62 | Chicago (51st Street) to Elizabethport |
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PRR 1966:
| APS-1 | Columbus to E. St. Louis | ||
| AST-2 | Chicago (59th Street) to Enola, via Columbus | ||
| CC-2 | E. St. Louis to Columbus | ||
| CG-8 | Chicago to Enola, via Columbus | ||
| CN-27 | Columbus to Richmond via Dayton | CN-28 | Richmond to Columbus via Dayton |
| CP-6 | Columbus to Pitcairn | ||
| CNY-7 | Chicago (59th) to Greenville, via Columbus | ||
| CP-7 | Conway to Columbus | ||
| CS-8 | Chicago to Greenville, via Columbus | ||
| CW-4 | Columbus to Pittsburgh | ||
| DJ-2 | DeCoursey, KY (L&N) to Harsimus Cove, NJ | ||
| IP-2 | Indianapolis to Pitcairn | ||
| MC-9 | Mingo Junction to Columbus | ||
| NW-82 | Chicago (59th Street) to Enola, via Columbus | ||
| PH-3 | Dennison to Columbus | PH-4 | Columbus to Dennison |
| PL-8 | Peoria (TP&W) to Conway | ||
| PMC-3 | Conway to E. St. Louis (A&S) | ||
| PR-9 | S. Kearny to E. St. Louis (A&S) | ||
| PR-11 | Conway to E. St. Louis (TRRA) | ||
| PR-15 | Conway to Peoria (TP&W) | ||
| PR-17 | Conway to Columbus | ||
| PR-19 | Conway to Indianapolis | ||
| PWC-1 | Pitcairn to Chicago (59th Street) via Columbus | ||
| SW-1 | Conway to E. St. Louis | SW-2 | Indianapolis to Conway |
| SW-6 | E. St. Louis (A&S) to Enola | ||
| SW-8 | E. St. Louis to Conway | ||
| SW-10 | E. St. Louis to Greenville, NJ | ||
| SW-31 | Indianapolis to Peoria (Farrington) | SW-30 | Peoria to Columbus |
| SWC-1 | Greenville, NJ, to E. St. Louis | ||
| TR-1 | Indianapolis to E. St. Louis (TRRA) | ||
| TT-3 | S. Kearny (Meadows Yard) to E. St. L. | TT-4 | EStL to S. Kearny (Meadows Yard) |
| WC-7 | Conway to Columbus | ||
| WC-11 | Conway to Chicago (59th St.) via Columbus |
PC 1974:
| #11 | South Kearny to East St. Louis | #10 | East St. Louis to South Kearny |
| APS-1 | Columbus to East. St. Louis | ||
| AS-8 | East St. Louis (A&S) to Columbus | ||
| ASE-4 | East St. Louis to Enola | ||
| AST-2 | Peoria (TP&W) to Conway | ||
| CB-8 | Pine Bluff (SSW) to Columbus | ||
| CB-8A | Pine Bluff (SSW) to Columbus | ||
| CC-2 | East St. Louis to Indianapolis | ||
| CI-3 | Cincinnati to Indianapolis (rerouted) | CI-4 | Indianapolis to Cincinnati (rerouted) |
| CP-4 | Cincinnati to Conway (rerouted) | ||
| ES-1 | Indianapolis to East St. Louis | ES-2 | East St. Louis to Indianapolis |
| FR-1 | Indianapolis to Valley Park (MP/SLSF) | ||
| IE-10 | Indianapolis to Enola | ||
| IP-10 | Indianapolis to Conway | ||
| MP-8 | N. Little Rock (MP) to Columbus | ||
| MPX-1 | Indianapolis to St. Louis (MP) | ||
| NCB-1 | Indianapolis to E. St. Louis (A&S) | ||
| NCB-1A | Indianapolis to E. St. Louis (A&S) | ||
| NY-6 | East St. Louis to Selkirk | ||
| OE-2 | Columbus to Enola | ||
| OE-8 | Columbus to Enola | ||
| OP-6 | Columbus to Enola | ||
| PH-3 | Dennison to Columbus | ||
| PI-1 | Pitcairn to Indianapolis | ||
| PO-7 | Pitcairn to Columbus | ||
| PR-9 | Harsimus Cove to East St. Louis | ||
| PR-11 | Conway to East St. Louis (TRRA) | ||
| PR-15 | Conway to Peoria (TP&W) | ||
| PR-17 | Conway to Columbus | ||
| PR-19 | Conway to Indianapolis | ||
| SI-2 | East St. Louis to Indianapolis | ||
| SL-6 | East St. Louis to Enola | ||
| SLD-6 | East St. Louis to Toledo | ||
| SLE-4 | East St. Louis to Elkhart | ||
| SO-6 | East St. Louis to Columbus | ||
| SP-6 | East St. Louis to Conway | ||
| SW-6 | East St. Louis to Enola | ||
| SW-8 | East St. Louis to Enola | ||
| TR-1 | Indianapolis to E. St. Louis (TRRA) | ||
| TV-3 | South Kearny to East St. Louis | TV-4 | East St. Louis to South Kearny |
| TV-4P | Columbus to Philadelphia | ||
| TV-5 | Boston to East St. Louis (via Berea) | TV-6 | East St. Louis to Boston (via Berea) |
| TV-19 | South Kearny to Indianapolis |
Penn Central routed most eastbound traffic between East St. Louis and Terre Haute onto the ex-PRR line (and most westbound traffic onto the ex-NYC), and away from the ex-PRR Terre Haute to Indianapolis and Indianapolis to Columbus lines by the mid-1970s (in or before 1974).
Conrail 1980:
| #11 | South Kearny to East St. Louis | #10 | East St. Louis to South Kearny |
| ASEN | East St. Louis (A&S) to Enola | ||
| CIPI | Cincinnati to Conway (rerouted) | ||
| COEN | Columbus to Enola | ||
| COPI-A | Columbus to Conway | ||
| COPI-B | Columbus to Conway | ||
| ENIN | Enola to Indianapolis | INEN | Indianapolis to Enola |
| PIAS | Conway to East St. Louis (A&S) | ||
| PICO | Conway to Columbus | ||
| PIIN-A | Conway to Indianapolis | INPI | Indianapolis to Conway |
| PIIN-B | Conway to Indianapolis | ||
| PILN | Conway to DeCoursey, KY (L&N)-rerouted | ||
| PILO | Conway to Peoria (TP&W) | LOPI | Peoria (TP&W) to Conway |
| PSCO | Scully to Columbus | ||
| SLEN | East St. Louis to Enola | ||
| TV-3 | South Kearny to East St. Louis | TV-4 | East St. Louis to South Kearny |
| TV-43 | Harrisburg to Columbus | TV-44 | Cincinnati to Harrisburg |
| WOCO-3 | Dennison to Columbus | WOCO-4 | Columbus to Dennison |
Conrail routed freight traffic away from the Columbus to Mingo Junction line in the 1980s, divesting the line to Ohio Central's Columbus & Ohio River Railroad.
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PRR 1966:
| CIN-1 | Conway to Cincinnati | CIN-2 | Cincinnati to Conway |
| CIN-4 | Cincinnati to Columbus | ||
| DC-9 | S. Charleston (DT&I) to DeCoursey (L&N) | DC-8 | DeCoursey (L&N) to S. Charleston (DT&I) |
| DJ-2 | DeCoursey, KY (L&N) to Harsimus Cove, NJ | ||
| FC-1 | Cleveland to Cincinnati | FC-2 | Cincinnati to Cleveland |
| LM-1 | Conway to Cincinnati | LM-4 | Cincinnati to Conway |
| LM-7 | Columbus to Cincinnati | LM-8 | Cincinnati to Columbus |
| TD-11 | Cincinnati to Detroit | TC-12 | Detroit to Cincinnati |
Penn Central stopped running freights over this line in the mid-1970s (in or before 1974).
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PRR 1966:
| CI-3 | Cincinnati to Indianapolis | CI-4 | Indianapolis to Cincinnati |
Penn Central began diverting through freight traffic from the Cincinnati to Richmond line in 1971.
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