6,600 assignments found (± 0.0125 MHz)
| Frequency (MHz) | Callsign | Licensee | Service | Location | Emission | Power |
|---|---|---|---|---|---|---|
| 451.8 MHz | WPKW941 | Smith Two Way Radio, Inc. | IG | — | 2 | 25.0 |
| 451.8 MHz | WPBF860 | Florida Power & Light Company | IG | Unknown County, Florida | 2 | 5.0 |
| 451.8 MHz | WPKW941 | Smith Two Way Radio, Inc. | IG | — | 3 | 5.0 |
| 451.8 MHz | WNST548 | J. Dolan Communications | IG | — | 6 | 30.0 |
| 451.8 MHz | WNST548 | J. Dolan Communications | IG | — | 8 | 30.0 |
| 451.8 MHz | WQAM610 | Emergency Medical Rescue of New York City | IG | — | 42 | 100.0 |
| 451.8 MHz | WQAM610 | Emergency Medical Rescue of New York City | IG | — | 43 | 100.0 |
| 451.8 MHz | WQAM610 | Emergency Medical Rescue of New York City | IG | — | 45 | 100.0 |
| 451.8 MHz | WSAA521 | FIT | IG | Unknown County, Virginia | 2 | 50.0 |
| 451.8 MHz | WSGL919 | FIT | IG | Unknown County, Arizona | 1 | 50.0 |
| 451.8 MHz | WSGL919 | FIT | IG | Unknown County, Arizona | 2 | 50.0 |
| 451.8 MHz | WRAM204 | Graybill Communications Inc | IG | — | 1 | 5.0 |
| 451.8 MHz | WRAM241 | Evergreen Companies | IG | Unknown County, Minnesota | 2 | 5.0 |
| 451.8 MHz | WREY650 | Eagle Radio Technologies | IG | — | 1 | 50.0 |
| 451.8 MHz | WROY853 | Mobilcomm Inc | IG | — | 1 | 50.0 |
| 451.8 MHz | WROY849 | Ancom Communications, Inc | IG | — | 2 | 45.0 |
| 451.8 MHz | WROY853 | Mobilcomm Inc | IG | — | 3 | 40.0 |
| 451.8 MHz | WROY816 | CARA Enterprises, Inc | IG | Unknown County, Arizona | 3 | 35.0 |
| 451.8 MHz | WSAB854 | CRAIG ANTENNA SERVICE | IG | — | 3 | 50.0 |
| 451.8 MHz | WSAB847 | Z Services, LLC | IG | — | 36 | 20.0 |
| 451.8 MHz | WSAB847 | Z Services, LLC | IG | — | 59 | 20.0 |
| 451.8 MHz | WSAB847 | Z Services, LLC | IG | — | 60 | 20.0 |
| 451.8 MHz | KNDF528 | BearCom Wireless Worldwide | IG | JEFFERSON, Colorado | 2 | 2.0 |
| 451.8 MHz | WQOR241 | Total Safety U.S., Inc. | IG | — | 18 | 4.0 |
| 451.8 MHz | WRKG773 | ATK Audiotek | IG | — | 26 | 20.0 |
| 451.8 MHz | WRVT811 | Mobile Communications America | IG | — | 2 | 45.0 |
| 451.8 MHz | WRVT834 | BuyTwoWayRadios.com | IG | Unknown County, California | 3 | 8.0 |
| 451.8 MHz | WRVT783 | Mobile Communications of America | IG | Unknown County, Virginia | 7 | 30.0 |
| 451.8 MHz | WRVT783 | Mobile Communications of America | IG | Unknown County, North Carolina | 9 | 30.0 |
| 451.8 MHz | WSAC435 | Thomas Malin | IG | — | 3 | 35.0 |
| 451.8 MHz | WSAC435 | Thomas Malin | IG | — | 4 | 35.0 |
| 451.8 MHz | WSAC458 | FIT | IG | — | 6 | 5.0 |
| 451.8 MHz | WSAC458 | FIT | IG | — | 6 | 35.0 |
| 451.8 MHz | WSAC462 | Tri-State Communications | IG | — | 9 | 25.0 |
| 451.8 MHz | WSAC465 | BearCom Group Inc | IG | — | 10 | 6.0 |
| 451.8 MHz | WNKD430 | BARNARD CONSTRUCTION CO INC | IG | — | 7 | 25.0 |
| 451.8 MHz | WRKH587 | Business Radio Licensing | IG | Unknown County, California | 1 | 50.0 |
| 451.8 MHz | WRKH587 | Business Radio Licensing | IG | Unknown County, California | 2 | 45.0 |
| 451.8 MHz | WRNY365 | Radio Licensing Services | IG | — | 1 | 4.0 |
| 451.8 MHz | WROZ712 | B Moyer Radio Communications LLC | IG | — | 3 | 4.0 |
| 451.8 MHz | WRJI202 | ATLAS LICENSE COMPANY | IG | Unknown County, North Carolina | 4 | 20.0 |
| 451.8 MHz | WRJI202 | ATLAS LICENSE COMPANY | IG | Unknown County, Delaware | 4 | 20.0 |
| 451.8 MHz | WRJI202 | ATLAS LICENSE COMPANY | IG | Unknown County, South Carolina | 4 | 20.0 |
| 451.8 MHz | WSAC811 | Mobile-One Communications & Electronics, Inc. | IG | — | 2 | 50.0 |
| 451.8 MHz | WSAC813 | Harty and Moore | IG | — | 2 | 45.0 |
| 451.8 MHz | WSAC811 | Mobile-One Communications & Electronics, Inc. | IG | — | 2 | 4.0 |
| 451.8 MHz | WSAC787 | Creative Communications Consultants | IG | — | 34 | 2.0 |
| 451.8 MHz | WSLA471 | Radio Licensing Services | IG | — | 4 | 4.0 |
| 451.8 MHz | WPZF272 | NIELSON COMMUNICATIONS, INC | IG | — | 2 | 100.0 |
| 451.8 MHz | WPZF272 | NIELSON COMMUNICATIONS, INC | IG | — | 10 | 100.0 |