17 assignments found (± 0.0125 MHz)
| Frequency (MHz) | Callsign | Licensee | Service | Location | Emission | Power |
|---|---|---|---|---|---|---|
| 487.4 MHz | WPMT435 | Beltronics, Inc. | IG | MIDDLESEX, Massachusetts | 3 | 20.0 |
| 487.4 MHz | WPMT435 | Beltronics, Inc. | IG | — | 3 | 30.0 |
| 487.4 MHz | WPMN500 | Communications Officer | PW | MIDDLESEX, Massachusetts | 2 | 20.0 |
| 487.4 MHz | WPMN500 | Communications Officer | PW | — | 3 | 30.0 |
| 487.4 MHz | WPME391 | BREAKTHROUGH COMMUNICATIONS | YG | — | 5 | 35.0 |
| 487.4 MHz | WREN241 | WILMINGTON, TOWN OF | PW | MIDDLESEX, Massachusetts | 3 | 20.0 |
| 487.4 MHz | WREN241 | WILMINGTON, TOWN OF | PW | — | 3 | 30.0 |
| 487.4 MHz | WPMJ307 | WILMINGTON, TOWN OF | PW | MIDDLESEX, Massachusetts | 3 | 20.0 |
| 487.4 MHz | WPMJ307 | WILMINGTON, TOWN OF | PW | — | 3 | 30.0 |
| 487.4 MHz | WPLX746 | Lowell, City of | PW | MIDDLESEX, Massachusetts | 2 | 20.0 |
| 487.4 MHz | WPLX746 | Lowell, City of | PW | Unknown County, Massachusetts | 2 | 30.0 |
| 487.4 MHz | WIJ804 | LOS ANGELES, CITY OF | PW | — | 36 | 30.0 |
| 487.4 MHz | WQHI276 | LOS ANGELES, CITY OF | PW | LOS ANGELES, California | 1 | 5.0 |
| 487.4 MHz | WIL628 | Lukas, Nace, Gutierrez & Sachs LLP | IG | — | 2 | 5.0 |
| 487.4 MHz | WPXA467 | THOMPSON RADIO SERVICE | PW | MIDDLESEX, Massachusetts | 1 | 10.0 |
| 487.4 MHz | WPXA467 | THOMPSON RADIO SERVICE | PW | — | 2 | 25.0 |
| 487.4 MHz | WPME391 | BREAKTHROUGH COMMUNICATIONS | YG | — | 6 | 35.0 |