BELOW IS A TABLE LISTING ALL THE SIGNALS IN SERVICE ON THE PORT ROAD. THIS IS MOST USEFUL WHEN LISTENING TO RADIO TRAFFIC, AS ALL TRAINS MUST CALL OUT THESE SIGNALS AS THEY APPROACH THEM. CONTROL POINTS (NAMED SIGNALS) HAVE SIGNALS FOR BOTH DIRECTIONS.
| EASTBOUND | WESTBOUND |
| PERRY | |
| 21E 22E | 21W 22W |
| QUARRY | |
| TOME | |
| C64 | C65 |
| WEST ROCK | |
| C96 | C95 |
| PILOT | |
| WEST PILOT | |
| C156 | C157 |
| C188 | C189 |
| MIDWAY | |
| C237 | C238 |
| HOLTWOOD | |
| MCCALLS | |
| C290 | C287 |
| HARBOR | |
| WEST HARBOR | |
| C356 | C357 |
| CRES | |
| MILEAGE CHANGE - PD39.7 = EP33.7 | |
| 351E 352E | 351W 352W |
| COLA | |
| 401E | LAKE |
| 421E | 422W |
| SHOCKS | |
| 476E | 477W |
| 496E | 495W |
| WAGO | |
| 702E | 701W |
| 722E | 721W |
| 744E | 743W |
| 766E | 767W |
| 788E | 789W |
| 810E | 809W |
| 832E | 831W |
| STELL | |
| DAY - ENOLA YARD | |
