3,176 assignments found (± 0.0125 MHz)
| Frequency (MHz) | Callsign | Licensee | Service | Location | Emission | Power |
|---|---|---|---|---|---|---|
| 456.4 MHz | WRDU879 | Starcomm Wireless, Inc. | IG | HONOLULU, Hawaii | 9 | 5.0 |
| 456.4 MHz | WRJK671 | SUFFOLK COUNTY COMMUNICATIONS INC. | IG | NASSAU, New York | 17 | 5.0 |
| 456.4 MHz | WQTI978 | PFEIFFER GROUP | YG | ONTARIO, New York | 4 | 5.0 |
| 456.4 MHz | WQUI472 | PFEIFFER GROUP | YG | WAYNE, New York | 9 | 5.0 |
| 456.4 MHz | WRWF453 | Air Comm | IG | PINAL, Arizona | 2 | 6.0 |
| 456.4 MHz | WPPC462 | Starcomm Wireless, Inc. | IG | HAWAII, Hawaii | 3 | 5.0 |
| 456.4 MHz | WPRG848 | Wiztronics, Inc. | YG | CLALLAM, Washington | 10 | 110.0 |
| 456.4 MHz | WPRG848 | Wiztronics, Inc. | YG | — | 11 | 75.0 |
| 456.4 MHz | WRDS914 | Advanced Communications & Electronics, Inc. | IG | RIO ARRIBA, New Mexico | 5 | 5.0 |
| 456.4 MHz | WQDK469 | Two Way Solutions, Inc. | IG | — | 2 | 40.0 |
| 456.4 MHz | WPYP265 | Lukas, LaFuria, Lantor, & Sachs LLP | IG | Unknown County, Florida | 1 | 40.0 |
| 456.4 MHz | WPYP265 | Lukas, LaFuria, Lantor, & Sachs LLP | IG | LEON, Florida | 2 | 40.0 |
| 456.4 MHz | WQZZ666 | DEE POLLEY | IG | — | 2 | 4.0 |
| 456.4 MHz | WPRG848 | Wiztronics, Inc. | YG | CLALLAM, Washington | 5 | 110.0 |
| 456.4 MHz | WPRG848 | Wiztronics, Inc. | YG | CLALLAM, Washington | 6 | 110.0 |
| 456.4 MHz | WQSJ733 | CRENSHAW COMMUNICATIONS CONSULTING, LLC. | IG | — | 5 | 4.0 |
| 456.4 MHz | WQSJ733 | CRENSHAW COMMUNICATIONS CONSULTING, LLC. | IG | — | 6 | 25.0 |
| 456.4 MHz | WRYX336 | Tri-County Communications, Inc. | IG | DELAWARE, New York | 11 | 25.0 |
| 456.4 MHz | WRZA965 | RADIOPHONE ENGINEERING | IG | CHRISTIAN, Missouri | 2 | 4.0 |
| 456.4 MHz | WPST232 | ADVANCED TECHNICAL SERVICES | IG | — | 2 | 4.0 |
| 456.4 MHz | KD38561 | ACG Systems Inc. | IG | — | 7 | 2.0 |
| 456.4 MHz | WPRJ734 | Golden State Communications | YG | SISKIYOU, California | 1 | 45.0 |
| 456.4 MHz | WPRJ727 | TRS Wireless, Inc. | IG | — | 4 | 25.0 |
| 456.4 MHz | WPYT208 | Virginia Electric & Power Company | IG | — | 1 | 100.0 |
| 456.4 MHz | WQWP661 | Keller and Heckman LLP | YG | Unknown County, GM | 1 | 25.0 |
| 456.4 MHz | WQWP661 | Keller and Heckman LLP | YG | — | 6 | 4.0 |
| 456.4 MHz | WQYJ927 | ADAMS ELECTRONICS COMPANY | IG | — | 2 | 3.0 |
| 456.4 MHz | KO6136 | TuWay Communications | IG | — | 11 | 40.0 |
| 456.4 MHz | WPFZ223 | Viking Communications, Inc. | IG | — | 4 | 4.0 |
| 456.4 MHz | WQKW281 | Purdue University - W Laf | IG | LAKE, Indiana | 3 | 45.0 |
| 456.4 MHz | WQYK746 | CARA ENTERPRISES INC | IG | — | 19 | 5.0 |
| 456.4 MHz | WPIU448 | ADVANCED COMMUNICATIONS | IG | — | 1 | 40.0 |
| 456.4 MHz | KR5259 | UTILITIES TECHNOLOGY COUNCIL | IG | Unknown County, New York | 14 | 125.0 |
| 456.4 MHz | WQSM428 | BUSINESS RADIO LICENSING | IG | Unknown County, Kansas | 1 | 55.0 |
| 456.4 MHz | WQSM428 | BUSINESS RADIO LICENSING | IG | — | 2 | 25.0 |
| 456.4 MHz | WQWR629 | FEDERAL LICENSING INC | IG | — | 4 | 20.0 |
| 456.4 MHz | WQGL708 | Westcom, Inc. | IG | — | 4 | 20.0 |
| 456.4 MHz | WQRN672 | J&R Electronics, Inc. | YG | — | 16 | 25.0 |
| 456.4 MHz | WNUR375 | AT&T Services, Inc. | IG | — | 1 | 25.0 |
| 456.4 MHz | WNUR375 | AT&T Services, Inc. | IG | — | 2 | 5.0 |
| 456.4 MHz | WQUW837 | Keller and Heckman LLP | IG | Unknown County, Alaska | 1 | 45.0 |
| 456.4 MHz | WQUW837 | Keller and Heckman LLP | IG | — | 2 | 45.0 |
| 456.4 MHz | WQUW837 | Keller and Heckman LLP | IG | KENAI PENINSULA, Alaska | 2 | 45.0 |
| 456.4 MHz | WREM394 | J&K Communications, Inc. | IG | CLINTON, Indiana | 10 | 45.0 |
| 456.4 MHz | KD3809 | Keller and Heckman LLP | IG | CRAWFORD, Michigan | 2 | 100.0 |
| 456.4 MHz | WRVG303 | CommTech | IG | — | 2 | 5.0 |
| 456.4 MHz | WPMX342 | Warner Communications Corp | YG | — | 4 | 40.0 |
| 456.4 MHz | WQKG260 | J. R. SIMPLOT COMPANY | IG | Unknown County, Wyoming | 8 | 35.0 |
| 456.4 MHz | WQKG260 | J. R. SIMPLOT COMPANY | IG | — | 20 | 40.0 |
| 456.4 MHz | WSFX572 | NATIONAL LICENSE | IG | — | 6 | 5.0 |