Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K3-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K3. Sorted by availability date — soonest first.
Showing 101– 150 of 221
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K3BKR | PA | 2028-03-04in 542d | 2024-03-05 | COWELL, BRUCE A | Expired |
| K3CAV | MD | 2028-03-04in 542d | 2024-03-05 | KRISTON, EDWARD R | Expired |
| K3CCS | MD | 2028-03-04in 542d | 2024-03-05 | FERRINA, PAUL E | Expired |
| K3DJC | PA | 2028-03-04in 542d | 2024-03-05 | Riese, Robert C | Expired |
| K3ECD | PA | 2028-03-04in 542d | 2024-03-05 | Frank Sr, Lee M | Expired |
| K3EDT | FL | 2028-03-04in 542d | 2024-03-05 | PAULIN, H DOUGLAS | Expired |
| K3EVF | DC | 2028-03-04in 542d | 2024-03-05 | BORTNER, R BROOKE | Expired |
| K3FMH | PA | 2028-03-04in 542d | 2024-03-05 | Heiges, Fred | Expired |
| K3FVJ | PA | 2028-03-04in 542d | 2024-03-05 | Opalenik Jr, Stanley | Expired |
| K3HIA | MD | 2028-03-04in 542d | 2024-03-05 | DAVIS SR, JOHN A | Expired |
| K3HKN | MD | 2028-03-04in 542d | 2024-03-05 | SWANNER, WILLIAM C | Expired |
| K3HOV | GA | 2028-03-04in 542d | 2024-03-05 | WRIGHT, JORDAN L | Expired |
| K3IIB | PA | 2028-03-04in 542d | 2024-03-05 | GREEN JR, CAREY S | Expired |
| K3IJB | NC | 2028-03-04in 542d | 2024-03-05 | RIST JR, CHARLES G | Expired |
| K3ILB | PA | 2028-03-04in 542d | 2024-03-05 | HILLER, RALPH A | Expired |
| K3JDM | PA | 2028-03-04in 542d | 2024-03-05 | Morfe, James D | Expired |
| K3JJC | PA | 2028-03-04in 542d | 2024-03-05 | CREASY, JAMES J | Expired |
| K3JWE | CA | 2028-03-04in 542d | 2024-03-05 | Weems, James L | Expired |
| K3KPD | NJ | 2028-03-04in 542d | 2024-03-05 | VEIT JR, LESLIE E | Expired |
| K3KWO | MD | 2028-03-04in 542d | 2024-03-05 | Hart SR, John D | Expired |
| K3LYB | PA | 2028-03-04in 542d | 2024-03-05 | PASICZNYK, ABEL Z | Expired |
| K3LYR | PA | 2028-03-04in 542d | 2024-03-05 | WOESTMAN, JOHN W | Expired |
| K3MRG | PA | 2028-03-04in 542d | 2024-03-05 | Berquist, Thomas D | Expired |
| K3NQV | DE | 2028-03-04in 542d | 2024-03-05 | LUKENS, NOEL M | Expired |
| K3OTY | FL | 2028-03-04in 542d | 2024-03-05 | PARSONS, JOHN B | Expired |
| K3PFD | PA | 2028-03-04in 542d | 2024-03-05 | Igoe, William F | Expired |
| K3PPK | PA | 2028-03-04in 542d | 2024-03-05 | Wilson, John J | Expired |
| K3ROY | FL | 2028-03-04in 542d | 2024-03-05 | Brody, Roy | Expired |
| K3RTU | PA | 2028-03-04in 542d | 2024-03-05 | SMITH, JAMES S | Expired |
| K3TAY | MD | 2028-03-04in 542d | 2024-03-05 | Wingert, John J | Expired |
| K3UET | PA | 2028-03-04in 542d | 2024-03-05 | Maisano, Eugene F | Expired |
| K3UFG | AZ | 2028-03-04in 542d | 2024-03-05 | Miller, Daniel P | Expired |
| K3UNU | PA | 2028-03-04in 542d | 2024-03-05 | Bullwinkle, George C | Expired |
| K3VLP | PA | 2028-03-04in 542d | 2024-03-05 | DICKEY SR, GEORGE O | Expired |
| K3YOV | PA | 2028-03-04in 542d | 2024-03-05 | SMURTHWAITE, WILLIAM J | Expired |
| K3YPH | PA | 2028-03-04in 542d | 2024-03-05 | SCIALDONE, DOROTHY | Expired |
| K3ZNN | PA | 2028-03-04in 542d | 2024-03-05 | DALMAS, JAMES E | Expired |
| K3THI | OH | 2028-03-10in 548d | 2024-03-11 | DEWALT, HAROLD J | Expired |
| K3STI | PA | 2028-03-11in 549d | 2024-03-12 | BOLAND Mr., BRUCE W | Expired |
| K3FOB | PA | 2028-03-14in 552d | 2024-03-15 | Hoffman, Stanley K | Expired |
| K3GIY | FL | 2028-03-14in 552d | 2024-03-15 | MANZI, STEPHEN R | Expired |
| K3KDP | CA | 2028-03-21in 559d | 2024-03-22 | CUSTER, RICHARD L P | Expired |
| K3MYR | PA | 2028-03-21in 559d | 2024-03-22 | ZEIMANN, P MICHAEL | Expired |
| K3TKZ | PA | 2028-03-21in 559d | 2024-03-22 | Jars, Edward J | Expired |
| K3EHS | PA | 2028-03-25in 563d | 2024-03-26 | Kehs, Leo C | Expired |
| K3RFH | NJ | 2028-03-25in 563d | 2024-03-26 | HOLST, ROBERT F | Expired |
| K3ZNB | PA | 2028-03-26in 564d | 2024-03-27 | Hankey, William F | Expired |
| K3AFS | PA | 2028-03-28in 566d | 2024-03-29 | Demosky, William R | Expired |
| K3CEH | PA | 2028-03-28in 566d | 2024-03-29 | CLEMENS, ALAN R | Expired |
| K3EAU | PA | 2028-03-28in 566d | 2024-03-29 | Dalious, Harold R | Expired |