| Massachusetts | Home | ||||
| Base | Mobile | Railroad | Location | Use | Notes |
| 160.9200 | Amtrak | Road | Northeast Corridor | ||
| 160.3200 | Amtrak | Boston | |||
| 160.4550 | Amtrak | Boston | Car Inspectors | ||
| 160.6950 | Amtrak | Signal Maintainers | |||
| 160.8750 | Amtrak | Boston | Yard | ||
| 161.2950 | Amtrak | Police | Ch 5 | ||
| 161.2050 | Amtrak | Police | Ch 6 | ||
| 161.5650 | Amtrak | Boston | |||
| 160.3050 | Bay Colony | ||||
| 160.8000 | CSX | Road - former Conrail Lines | |||
| 161.0700 | CSX | Boston | Yard | ||
| 161.1300 | 160.7100 | CSX | Boston | PBX | |
| 160.5600 | CSX | Police | |||
| 160.6800 | CSX | Boston | Police Car-to-Car | ||
| 161.1600 | 161.5200 | Guilford | Dispatcher | Districts 2, 3, 4 | |
| 160.6200 | Guilford | Road & Dispatcher | District 1 | ||
| 160.3800 | Guilford | MofW | |||
| 160.2300 | Guilford | Police | |||
| 160.2600 | 161.2500 | Guilford | Police former B&M Lines | ||
| 161.2350 | Guilford | Police Car to Car | |||
| 161.3700 | Guilford | MofW former B&M Lines | |||
| 161.3100 | Guilford | Billerca | Yard | ||
| 161.4000 | Guilford | Billerca | Yard | ||
| 160.4400 | Guilford | Billerca | Crew van | ||
| 160.3500 | Guilford | Boston | Police | ||
| 160.3200 | MBTA | Boston | |||
| 160.5900 | MBTA | Boston | |||
| 161.4900 | MBTA | Boston | Road - Old Colony Division | ||
| 160.6500 | PWRR | Road Ch 1 | |||
| 161.1000 | PWRR | Road Ch 2 | |||
| 160.7400 | PWRR | MofW Ch 1 | |||
| 160.8900 | PWRR | MofW Ch 2 | |||
| 160.7550 | PWRR | Police | |||
| 161.3250 | PWRR | Worcester | Yard | ||