34 assignments found (± 0.0125 MHz)
| Frequency (MHz) | Callsign | Licensee | Service | Location | Emission | Power |
|---|---|---|---|---|---|---|
| 491.0 MHz | WPWZ689 | RF DATA INC | IG | CONTRA COSTA, California | 1 | 100.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | SANTA CLARA, California | 1 | 22.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | SANTA CLARA, California | 1 | 45.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | — | 1 | 45.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | — | 8 | 25.0 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | HOWARD, Maryland | 10 | 33.2 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | PRINCE GEORGE'S, Maryland | 10 | 46.0 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | PRINCE GEORGE'S, Maryland | 10 | 48.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | Washington, District of Columbia | 10 | 79.5 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | FAIRFAX, Virginia | 10 | 100.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | FAIRFAX, Virginia | 10 | 100.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | MONTGOMERY, Maryland | 10 | 75.5 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | FAIRFAX, Virginia | 10 | 100.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | FAIRFAX, Virginia | 10 | 100.0 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | Washington, District of Columbia | 10 | 91.2 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL780 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPWL779 | GL COMMUNICATIONS INC | YG | — | 10 | 25.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | SAN MATEO, California | 1 | 45.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | SONOMA, California | 1 | 100.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | — | 1 | 45.0 |
| 491.0 MHz | WPME992 | MODCOMM ENGINEERING | IG | — | 1 | 45.0 |
| 491.0 MHz | WPJQ817 | SPECTRUM RESOURCES | IG | SANTA CLARA, California | 1 | 25.0 |
| 491.0 MHz | WIL752 | FCC-FAA Licensing, LLC | IG | HARRIS, Texas | 5 | 90.0 |
| 491.0 MHz | WQBL357 | THE SPECTRUM FIRM. INC. | YG | HOWARD, Maryland | 10 | 33.2 |
| 491.0 MHz | WIL752 | FCC-FAA Licensing, LLC | IG | — | 5 | 35.0 |
| 491.0 MHz | WQBL357 | THE SPECTRUM FIRM. INC. | YG | PRINCE GEORGE'S, Maryland | 10 | 48.0 |
| 491.0 MHz | WRVC937 | Washington Area Metropolitan Transit Authority | YG | DISTRICT OF COLUMBIA, District of Columbia | 9 | 57.3 |