| Junctions and other features | Running Lines | Stations, Signal Boxes and Junctions | Distance from Signal Box above | Loops and Refuge Sidings | Notes | ||
|---|---|---|---|---|---|---|---|
| Up | Down | ||||||
| Maximum permissible speed 75 m.p.h. | |||||||
| 1 | - | ↓ | Wallneuk Junction | - | |||
| 2 | ↑ | ↓ | Stoneybrae | 0m 575yds | |||
| 3 | ↑ | ↓ | Paisley (St. James) Station | 0m 1056yds | |||
| 4 | ↑ | ↓ | Blackstone | 1m 868yds | DGL 24 | ||
| 5 | ↑ | ↓ | Georgetown | 0m 1183yds | |||
| 6 | ↑ | ↓ | Bishopton Station | 2m 12yds | URS 24 | ||
| 7 | ↑ | ↓ | Bishopton Tunnel | 2m 206yds | |||
| 8 | ↑ | ↓ | Langbank Station | 1m 1507yds | |||
| 9 | ↑ | ↓ | Parklee | 2m 308yds | |||
| ↑ | ↓ | Woodhall Halt | |||||
| 10 | ↑ | ↓ | Port Glasgow Junction | 1m 843yds | UGL 60 | ||
| 11 | ↑ | ↓ | Port Glasgow Station | 0m 823yds | |||
| 12 | ↑ | ↓ | Wemyss Bay Junction | 0m 884yds | |||
| ↑ | ↓ | Bogston | |||||
| 13 | ↑ | ↓ | Ladyburn | 0m 1045yds | |||
| 14 | ↑ | ↓ | Cartsdyke Station | 0m 913yds | |||
| 15 | ↑ | ↓ | Cartsdyke Junction | 0m 583yds | |||
| 16 | ↑ | ↓ | Greenock (Cen.) Station | 0m 940yds | |||
| 17 | ↑ | ↓ | Greenock (West) Station | 0m 1336yds | |||
| 18 | ↑ | ↓ | Fort Matilda | 1m 723yds | |||
| 19 | ↑ | ↓↕ | Gourock No. 1 | 0m 1350yds | |||
| 20 | ↕↑ | - | Gourock No. 2 | 0m 407yds | |||