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 251– 300 of 851
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KB3ZSN | PA | 2026-12-19in 96d | 2022-12-20 | Gaskin, Thomas A | Expired |
| KB3ZSO | PA | 2026-12-19in 96d | 2022-12-20 | Rose, Scott L | Expired |
| KB3ZSP | PA | 2026-12-19in 96d | 2022-12-20 | Houghton, Jennifer L | Expired |
| KB3ZSQ | PA | 2026-12-19in 96d | 2022-12-20 | Kafferlin, Douglas H | Expired |
| KB3ZSR | PA | 2026-12-19in 96d | 2022-12-20 | Brown, Daniel | Expired |
| KB3ZST | PA | 2026-12-19in 96d | 2022-12-20 | Geinzer, Tracy D | Expired |
| KB3ZSU | PA | 2026-12-19in 96d | 2022-12-20 | Clark, Elizabeth A | Expired |
| KB3ZSX | PA | 2026-12-19in 96d | 2022-12-20 | Lawson, Kimberly A | Expired |
| KB3ZSY | PA | 2026-12-19in 96d | 2022-12-20 | Warner, Monica R | Expired |
| KB3ZSZ | PA | 2026-12-19in 96d | 2022-12-20 | Sweitzer, Sherry A | Expired |
| KB3ZTF | MD | 2026-12-19in 96d | 2022-12-20 | Weston, Ian P | Expired |
| KB3ZTG | MD | 2026-12-19in 96d | 2022-12-20 | Toth, David C | Expired |
| KB3ZTI | MD | 2026-12-19in 96d | 2022-12-20 | HernandeZ, Armando J | Expired |
| KB3AEI | MD | 2026-12-21in 98d | 2022-12-22 | HOLSINGER, JASON E | Expired |
| KB3ALC | FL | 2026-12-21in 98d | 2022-12-22 | SHOTWELL, IRA J | Expired |
| KB3IXN | PA | 2026-12-23in 100d | 2022-12-24 | Nemmer, Susan L | Expired |
| KB3GSB | MD | 2026-12-31in 108d | 2023-01-01 | Gallagher, Michael E | Expired |
| KB3IXU | WA | 2027-01-01in 109d | 2023-01-02 | Kron, Norbert P | Expired |
| KB3IXV | WA | 2027-01-01in 109d | 2023-01-02 | Kron, Vera U | Expired |
| KB3IKQ | NY | 2027-01-03in 111d | 2023-01-04 | PAUL, JOHN R | Expired |
| KB3IYD | DC | 2027-01-07in 115d | 2023-01-08 | MCFADDEN, BOBBY M | Expired |
| KB3IYJ | NC | 2027-01-07in 115d | 2023-01-08 | Gruber, Timothy D | Expired |
| KB3ZUG | PA | 2027-01-08in 116d | 2023-01-09 | Krazek, John A | Expired |
| KB3ZUH | MD | 2027-01-09in 117d | 2023-01-10 | Pratt, Lucas M | Expired |
| KB3AMD | MD | 2027-01-11in 119d | 2023-01-12 | JOSEPH, JOHN C | Expired |
| KB3DQX | MD | 2027-01-11in 119d | 2025-01-11 | SHAKLAN, DAVID J | Cancelled |
| KB3IYQ | MD | 2027-01-12in 120d | 2023-01-13 | Gregory, Michael L | Expired |
| KB3IYR | PA | 2027-01-13in 121d | 2023-01-14 | Pinkerton, Ronald J | Expired |
| KB3IYU | PA | 2027-01-13in 121d | 2023-01-14 | Fahnestock, Chad A | Expired |
| KB3IZE | PA | 2027-01-13in 121d | 2023-01-14 | Balogh, Christopher M | Expired |
| KB3ZUL | VA | 2027-01-13in 121d | 2023-01-14 | CARY, ANDREW R | Expired |
| KB3ZUO | PA | 2027-01-13in 121d | 2023-01-14 | Gracik, Gregory L | Expired |
| KB3IZL | PA | 2027-01-14in 122d | 2023-01-15 | STRAUSSER, WILLIAM W | Expired |
| KB3IZP | FL | 2027-01-15in 123d | 2023-01-16 | Murdock, Celeste M | Expired |
| KB3ZUQ | pa | 2027-01-15in 123d | 2023-01-16 | Murray, Sean P | Expired |
| KB3EZZ | PA | 2027-01-16in 124d | 2023-01-17 | BRODY, EZRAELLA B | Expired |
| KB3ADD | PA | 2027-01-18in 126d | 2023-01-19 | LINT, ROBERT R | Expired |
| KB3IZT | PA | 2027-01-20in 128d | 2023-01-21 | CASO, CARLO L | Expired |
| KB3IZU | DE | 2027-01-20in 128d | 2023-01-21 | VOSS, BETSY G | Expired |
| KB3IZX | MD | 2027-01-20in 128d | 2023-01-21 | BROWNING, GALE A | Expired |
| KB3JAE | PA | 2027-01-21in 129d | 2023-01-22 | Cushey, Mark D | Expired |
| KB3ZUY | MD | 2027-01-21in 129d | 2023-01-22 | Goodwin, Ryan L | Expired |
| KB3ZUZ | MD | 2027-01-21in 129d | 2023-01-22 | Groesch, Ahren G | Expired |
| KB3ZVA | MD | 2027-01-21in 129d | 2023-01-22 | Steward, Michael B | Expired |
| KB3IZC | PA | 2027-01-22in 130d | 2023-01-23 | Roth, John J | Expired |
| KB3JDP | PA | 2027-01-22in 130d | 2023-01-23 | IN, Anthony T | Expired |
| KB3ZVE | PA | 2027-01-23in 131d | 2023-01-24 | Mort, Andrew N | Expired |
| KB3ZVF | PA | 2027-01-23in 131d | 2023-01-24 | Sutton, Linda A | Expired |
| KB3ZVM | PA | 2027-01-23in 131d | 2023-01-24 | LEE, JESS A | Expired |
| KB3ZVN | NC | 2027-01-23in 131d | 2023-01-24 | Fullerton, Charles W | Expired |