Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB3-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KB3. Sorted by availability date — soonest first.
Showing 351– 400 of 851
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KB3ZYS | PA | 2027-02-14in 153d | 2023-02-15 | Gordon, Peter | Expired |
| KB3JDE | TN | 2027-02-18in 157d | 2023-02-19 | CARL JR, ERIC R | Expired |
| KB3ZYV | MD | 2027-02-18in 157d | 2023-02-19 | Yetman, Lisa J | Expired |
| KB3ZYX | MD | 2027-02-18in 157d | 2023-02-19 | Salo, Timothy M | Expired |
| KB3ZZC | MD | 2027-02-18in 157d | 2023-02-19 | Samsundar, John | Expired |
| KB3ZZD | TN | 2027-02-18in 157d | 2023-02-19 | Middleswarth Jr, Robert W | Expired |
| KB3ZZF | MD | 2027-02-18in 157d | 2023-02-19 | Weiland, Jerome E | Expired |
| KB3ZZG | MD | 2027-02-18in 157d | 2023-02-19 | Gangte, Immanuel K | Expired |
| KB3ZZH | MD | 2027-02-18in 157d | 2023-02-19 | Gonter, Kurt A | Expired |
| KB3ZZI | MD | 2027-02-18in 157d | 2023-02-19 | Hetzer, Bryan D | Expired |
| KB3ZZK | MD | 2027-02-18in 157d | 2023-02-19 | Meyer, Christopher W | Expired |
| KB3ZZN | MD | 2027-02-18in 157d | 2023-02-19 | SOKSO, JOHN D | Expired |
| KB3ZZR | PA | 2027-02-18in 157d | 2023-02-19 | EDWARDS, JOSHUA C | Expired |
| KB3ZZS | PA | 2027-02-18in 157d | 2023-02-19 | GLICK, DOUGLAS A | Expired |
| KB3ZZZ | PA | 2027-02-18in 157d | 2023-02-19 | SHERMAN, TOD W | Expired |
| KB3JDJ | PA | 2027-02-19in 158d | 2023-02-20 | Wood, Elizabeth T | Expired |
| KB3QOS | PA | 2027-02-19in 158d | 2025-02-19 | DEVONO, CRAIG P | Cancelled |
| KB3JDK | PA | 2027-02-20in 159d | 2023-02-21 | Sprout, Susan E | Expired |
| KB3ZUB | PA | 2027-02-21in 160d | 2023-02-22 | BRINTON, BENJAMIN C | Expired |
| KB3HSV | PA | 2027-02-22in 161d | 2023-02-23 | Lindenmuth, Kevin W | Expired |
| KB3JDR | MO | 2027-02-24in 163d | 2023-02-25 | Carter, Marsha L | Expired |
| KB3JDS | MD | 2027-02-24in 163d | 2023-02-25 | Schwedt, Mervyn A | Expired |
| KB3GQD | PA | 2027-02-25in 164d | 2023-02-26 | Bush, Forrest L | Expired |
| KB3JDU | PA | 2027-02-26in 165d | 2023-02-27 | Filling, Jodi L | Expired |
| KB3JDV | PA | 2027-02-26in 165d | 2023-02-27 | DEVINCENTIS, PADRAIC A | Expired |
| KB3JED | PA | 2027-02-27in 166d | 2023-02-28 | Miller, Richard A | Expired |
| KB3JEH | PA | 2027-02-27in 166d | 2023-02-28 | Mochan, Mark J | Expired |
| KB3JES | PA | 2027-02-27in 166d | 2023-02-28 | Cassel, Carol A | Expired |
| KB3ALT | PA | 2027-03-01in 168d | 2023-03-02 | Mc Lain, Karen E | Expired |
| KB3ALU | PA | 2027-03-01in 168d | 2023-03-02 | Mc Lain, Joseph K | Expired |
| KB3AMO | MD | 2027-03-01in 168d | 2023-03-02 | RAMOS JR, JOHN | Expired |
| KB3BYV | PA | 2027-03-01in 168d | 2023-03-02 | WHITE IV, WILLIAM J | Expired |
| KB3JEX | MD | 2027-03-02in 169d | 2023-03-03 | BENITEZ, JOSE R | Expired |
| KB3JEY | MD | 2027-03-02in 169d | 2023-03-03 | BENITZ, GLADIS N | Expired |
| KB3JEZ | MD | 2027-03-03in 170d | 2023-03-04 | Shaw, Scott A | Expired |
| KB3JFA | MD | 2027-03-03in 170d | 2023-03-04 | HANKS JR, LEROY G | Expired |
| KB3JFG | WV | 2027-03-03in 170d | 2023-03-04 | Lynch Jr, James T | Expired |
| KB3JFH | MD | 2027-03-04in 171d | 2023-03-05 | Rose, Harrison B | Expired |
| KB3ANE | PA | 2027-03-08in 175d | 2023-03-09 | YOUNG, DONALD A | Expired |
| KB3OMX | MD | 2027-03-08in 175d | 2025-03-08 | Roth, John D | Cancelled |
| KB3JFP | PA | 2027-03-09in 176d | 2023-03-10 | Edwards, Clark F | Expired |
| KB3JFX | NY | 2027-03-09in 176d | 2023-03-10 | FELDSTEIN, JOSHUA I | Expired |
| KB3ANK | PA | 2027-03-10in 177d | 2023-03-11 | OSTROM, KEITH G | Expired |
| KB3JGB | DE | 2027-03-10in 177d | 2023-03-11 | QUICK, HERBERT H | Expired |
| KB3JGF | PA | 2027-03-10in 177d | 2023-03-11 | Wettergreen, David S | Expired |
| KB3JGI | MD | 2027-03-11in 178d | 2023-03-12 | Woods, Joseph W | Expired |
| KB3JGJ | MD | 2027-03-11in 178d | 2023-03-12 | Higgins, William E | Expired |
| KB3JGL | MD | 2027-03-11in 178d | 2023-03-12 | Smith Jr, Howard D | Expired |
| KB3JGS | PA | 2027-03-13in 180d | 2023-03-14 | Dalton Sr, Joseph F | Expired |
| KB3ANL | PA | 2027-03-15in 182d | 2023-03-16 | RICHARDS, DAVID B | Expired |