Confidence: Medium · Source: FCC ULS · As of 2026-10-24
KB3-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KB3. Sorted by availability date — soonest first.
Showing 1– 50 of 796
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KB3ILJ | PA | 2026-10-24 now | 2022-10-25 | Lewis, Laurie B | Expired |
| KB3ISB | DE | 2026-10-24 now | 2022-10-25 | Harris, Lewis D | Expired |
| KB3ZJC | PA | 2026-10-24 now | 2022-10-25 | Sobel, Jared R | Expired |
| KB3ZJD | PA | 2026-10-24 now | 2022-10-25 | Turco, Logan M | Expired |
| KB3ZJE | PA | 2026-10-24 now | 2022-10-25 | Eddowes, Daniel | Expired |
| KB3RTQ | PA | 2026-10-26in 2d | 2024-10-26 | Dupler, Eugene W | Cancelled |
| KB3ISO | PA | 2026-10-27in 3d | 2022-10-28 | Rubendall, Timothy A | Expired |
| KB3ISP | PA | 2026-10-27in 3d | 2022-10-28 | Rosenberger, Aniela M | Expired |
| KB3ISR | PA | 2026-10-28in 4d | 2022-10-29 | Fisher Jr, James E | Expired |
| KB3ZJH | PA | 2026-10-29in 5d | 2022-10-30 | PATEL, VIVEK D | Expired |
| KB3ZJI | PA | 2026-10-29in 5d | 2022-10-30 | TODD, JAMES M | Expired |
| KB3ZJJ | PA | 2026-10-29in 5d | 2022-10-30 | GRESKO, JAMES A | Expired |
| KB3ZJK | PA | 2026-10-29in 5d | 2022-10-30 | LIU, RUI | Expired |
| KB3ZJL | PA | 2026-10-29in 5d | 2022-10-30 | O'DONNELL, JOSEPH C | Expired |
| KB3ZJM | PA | 2026-10-29in 5d | 2022-10-30 | SEVERNS, ALEXANDER | Expired |
| KB3ZJN | PA | 2026-10-29in 5d | 2022-10-30 | BAKER, WILLIAM F | Expired |
| KB3ZJO | PA | 2026-10-29in 5d | 2022-10-30 | MAZUROWSKI, MAXWELL J | Expired |
| KB3ZJP | PA | 2026-10-29in 5d | 2022-10-30 | GUALTIERI, JEFFREY | Expired |
| KB3ZJQ | PA | 2026-10-29in 5d | 2022-10-30 | PAPENFUSS, AMBER M | Expired |
| KB3ZJR | PA | 2026-10-29in 5d | 2022-10-30 | LESH, DANIEL W | Expired |
| KB3ZJS | PA | 2026-10-29in 5d | 2022-10-30 | SHAIKHANOV, ZHAMBYL | Expired |
| KB3ZJT | PA | 2026-10-29in 5d | 2022-10-30 | GIBSON, JEFFREY R | Expired |
| KB3ZOE | PA | 2026-10-29in 5d | 2022-10-30 | Winters, Jeffrey A | Expired |
| KB3IST | MD | 2026-10-30in 6d | 2022-10-31 | Lawrence, William M | Expired |
| KB3ISX | MD | 2026-10-31in 7d | 2022-11-01 | Lazarus Mrs, Erin O | Expired |
| KB3ZJV | PA | 2026-11-01in 8d | 2022-11-02 | Smykal, Jonathan T | Expired |
| KB3ZJY | PA | 2026-11-01in 8d | 2022-11-02 | Hutt, Allan J | Expired |
| KB3ZJZ | PA | 2026-11-01in 8d | 2022-11-02 | Graybill, Riki P | Expired |
| KB3AJN | PA | 2026-11-02in 9d | 2022-11-03 | COLEMAN JR, HAROLD R | Expired |
| KB3ITC | PA | 2026-11-02in 9d | 2022-11-03 | CARDOS, JOHN L | Expired |
| KB3ITF | PA | 2026-11-03in 10d | 2022-11-04 | Konetski, Edmund J | Expired |
| KB3ZKE | MD | 2026-11-04in 11d | 2022-11-05 | ROBERTSON JR, ROGER J | Expired |
| KB3ZKF | WA | 2026-11-04in 11d | 2022-11-05 | BOOKHOLT, CHRISTOPHER G | Expired |
| KB3VAQ | MD | 2026-11-05in 12d | 2024-11-05 | Juskelis, Andrew M | Cancelled |
| KB3GHL | PA | 2026-11-06in 13d | 2022-11-07 | RAHE, CHRISTOPHER C | Expired |
| KB3ZKI | PA | 2026-11-06in 13d | 2022-11-07 | Caltagarone, Steven P | Expired |
| KB3ZKK | PA | 2026-11-06in 13d | 2022-11-07 | DuPuy, David A | Expired |
| KB3ZKL | PA | 2026-11-06in 13d | 2022-11-07 | Della Grotte, Griffin D | Expired |
| KB3ZKO | PA | 2026-11-06in 13d | 2022-11-07 | Waller, Alyn E | Expired |
| KB3ZKR | PA | 2026-11-06in 13d | 2022-11-07 | James, Laura E | Expired |
| KB3ITP | NM | 2026-11-07in 14d | 2022-11-08 | Ramos, June N | Expired |
| KB3FZM | DE | 2026-11-08in 15d | 2022-11-09 | Darcy, Michael P | Expired |
| KB3ITT | MD | 2026-11-11in 18d | 2022-11-12 | WILLIAMS, KIMBALL R | Expired |
| KB3ZKT | PA | 2026-11-12in 19d | 2022-11-13 | Kassalen, Paige E | Expired |
| KB3ZKV | MD | 2026-11-12in 19d | 2022-11-13 | Bradley, Linda C | Expired |
| KB3ZKW | FL | 2026-11-12in 19d | 2022-11-13 | FORTIER, CHRISTIAN | Expired |
| KB3ZKY | MD | 2026-11-12in 19d | 2022-11-13 | Perkins, Caleb A | Expired |
| KB3ZLA | PA | 2026-11-12in 19d | 2022-11-13 | Moller, David J | Expired |
| KB3ZLB | PA | 2026-11-12in 19d | 2022-11-13 | Nidiffer, Liam M | Expired |
| KB3ZLC | PA | 2026-11-12in 19d | 2022-11-13 | Nidiffer, Jerry S | Expired |