Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KR4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KR4. Sorted by availability date — soonest first.
Showing 651– 700 of 1,561
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KR4GVV | GA | 2027-11-21in 432d | 2025-11-21 | Malluck, Michael J | Cancelled |
| KR4GVN | FL | 2027-11-24in 435d | 2025-11-24 | FOREMAN, PHILLIP I | Cancelled |
| KR4HKY | GA | 2027-11-24in 435d | 2025-11-24 | Davis, Christopher | Cancelled |
| KR4HFP | TN | 2027-12-02in 443d | 2025-12-02 | Robinson, Jordan C | Cancelled |
| KR4HKF | NC | 2027-12-02in 443d | 2025-12-02 | Knox, Janet S | Terminated |
| KR4HUD | VA | 2027-12-08in 449d | 2025-12-08 | WADEY, BRYAN T | Cancelled |
| KR4BMB | KY | 2027-12-09in 450d | 2025-12-09 | Shepherd, Kenneth | Cancelled |
| KR4CLG | NC | 2027-12-09in 450d | 2025-12-09 | Franks, Steven A | Cancelled |
| KR4CPA | FL | 2027-12-09in 450d | 2025-12-09 | Wenzel, Michael C | Cancelled |
| KR4DGO | FL | 2027-12-09in 450d | 2025-12-09 | Stadelbauer, Craig R | Cancelled |
| KR4EPQ | NC | 2027-12-09in 450d | 2025-12-09 | Wong, Sidney S | Cancelled |
| KR4ERI | SC | 2027-12-09in 450d | 2025-12-09 | Hager, William W | Cancelled |
| KR4ESM | NC | 2027-12-09in 450d | 2025-12-09 | Faulkner, Gary G | Cancelled |
| KR4FYT | SC | 2027-12-09in 450d | 2025-12-09 | Wilken, Dennis | Cancelled |
| KR4GBC | VA | 2027-12-09in 450d | 2025-12-09 | Billups, Timothy L | Cancelled |
| KR4GBU | FL | 2027-12-09in 450d | 2025-12-09 | McAveety, Michelle | Cancelled |
| KR4GLM | FL | 2027-12-09in 450d | 2025-12-09 | Sentelle, Noah | Cancelled |
| KR4GNB | NC | 2027-12-09in 450d | 2025-12-09 | Myers, Brandon | Cancelled |
| KR4GOE | FL | 2027-12-09in 450d | 2025-12-09 | Deitrick IV, Rudolph A | Cancelled |
| KR4GOY | GA | 2027-12-09in 450d | 2025-12-09 | Lloyd, Raymond | Cancelled |
| KR4GPU | FL | 2027-12-09in 450d | 2025-12-09 | Ducksworth, Frederic | Cancelled |
| KR4GQP | TN | 2027-12-09in 450d | 2025-12-09 | Resnick, Bruce K | Cancelled |
| KR4GRG | VA | 2027-12-09in 450d | 2025-12-09 | Burdette, Spencer A | Cancelled |
| KR4GSJ | AL | 2027-12-09in 450d | 2025-12-09 | Burcham, Jon D | Cancelled |
| KR4GSK | GA | 2027-12-09in 450d | 2025-12-09 | Naman, Vincent A | Cancelled |
| KR4GSW | FL | 2027-12-09in 450d | 2025-12-09 | Fort Myers Amateur Radio Club | Cancelled |
| KR4GSZ | FL | 2027-12-09in 450d | 2025-12-09 | Brown, Randall G | Cancelled |
| KR4GTC | GA | 2027-12-09in 450d | 2025-12-09 | Harris, Gregory H | Cancelled |
| KR4GTF | GA | 2027-12-09in 450d | 2025-12-09 | Hartson, Keenan A | Cancelled |
| KR4GUQ | VA | 2027-12-09in 450d | 2025-12-09 | BERDEEN, DON | Cancelled |
| KR4GVA | SC | 2027-12-09in 450d | 2025-12-09 | Summerall Jr, Errol K | Cancelled |
| KR4GVJ | FL | 2027-12-09in 450d | 2025-12-09 | Gollehon, Dennis M | Cancelled |
| KR4GVQ | SC | 2027-12-09in 450d | 2025-12-09 | Brown, Gale R | Cancelled |
| KR4GVW | AL | 2027-12-09in 450d | 2025-12-09 | Seales, Donald S | Cancelled |
| KR4GWR | GA | 2027-12-09in 450d | 2025-12-09 | Moore, Warren C | Cancelled |
| KR4GWT | FL | 2027-12-09in 450d | 2025-12-09 | Benson, Richard E | Cancelled |
| KR4GXL | FL | 2027-12-09in 450d | 2025-12-09 | Gagnon, Philip H | Cancelled |
| KR4GXN | NC | 2027-12-09in 450d | 2025-12-09 | Mohanty, Vikash | Cancelled |
| KR4GYH | NC | 2027-12-09in 450d | 2025-12-09 | Lowery, Ervin L | Cancelled |
| KR4GYS | FL | 2027-12-09in 450d | 2025-12-09 | Emerick, Timothy A | Cancelled |
| KR4GYU | FL | 2027-12-09in 450d | 2025-12-09 | Efird, John M | Cancelled |
| KR4GYZ | VA | 2027-12-09in 450d | 2025-12-09 | Wood, Garrett J | Cancelled |
| KR4GZB | FL | 2027-12-09in 450d | 2025-12-09 | Walley, Robert Q | Cancelled |
| KR4GZU | KY | 2027-12-09in 450d | 2025-12-09 | Ochs, James M | Cancelled |
| KR4HAT | NC | 2027-12-09in 450d | 2025-12-09 | JOHNSON JR, RUSSELL | Cancelled |
| KR4HBB | FL | 2027-12-09in 450d | 2025-12-09 | Perez, Joseph J | Cancelled |
| KR4HBC | NC | 2027-12-09in 450d | 2025-12-09 | Beerman, William C | Cancelled |
| KR4HBM | FL | 2027-12-09in 450d | 2025-12-09 | Simons, David K | Cancelled |
| KR4HBW | GA | 2027-12-09in 450d | 2025-12-09 | Mixon, Michael | Cancelled |
| KR4HDC | FL | 2027-12-09in 450d | 2025-12-09 | Richard, Gregory P | Cancelled |