Confidence: Medium · Source: FCC ULS · As of 2026-09-16
KC3-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KC3. Sorted by availability date — soonest first.
Showing 901– 950 of 1,265
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KC3CKT | PA | 2028-04-01in 563d | 2024-04-02 | Kulick, Christopher | Expired |
| KC3CKU | PA | 2028-04-01in 563d | 2024-04-02 | Vander Veur, Justin W | Expired |
| KC3CKW | PA | 2028-04-01in 563d | 2024-04-02 | CARRERAS, AARON J | Expired |
| KC3CKX | PA | 2028-04-01in 563d | 2024-04-02 | CUNNINGHAM, JAMES D | Expired |
| KC3CKZ | PA | 2028-04-01in 563d | 2024-04-02 | DELIBERO, NICHOLAS D | Expired |
| KC3CLA | PA | 2028-04-01in 563d | 2024-04-02 | KIM, JOHN Y | Expired |
| KC3CLB | PA | 2028-04-01in 563d | 2024-04-02 | LANGER, SEAN E | Expired |
| KC3CLC | PA | 2028-04-01in 563d | 2024-04-02 | LITCHFIELD, MATTHEW A | Expired |
| KC3CLD | PA | 2028-04-01in 563d | 2024-04-02 | MOX, MATTHEW L | Expired |
| KC3CLE | PA | 2028-04-01in 563d | 2024-04-02 | MURT, DANIEL T | Expired |
| KC3CLF | PA | 2028-04-01in 563d | 2024-04-02 | OTT, RYAN L | Expired |
| KC3CLG | PA | 2028-04-01in 563d | 2024-04-02 | ROYER, KENNETH B | Expired |
| KC3CLH | PA | 2028-04-01in 563d | 2024-04-02 | RUGH, KAITLYN M | Expired |
| KC3CLI | PA | 2028-04-01in 563d | 2024-04-02 | SHULER, GAVIN M | Expired |
| KC3CLJ | PA | 2028-04-01in 563d | 2024-04-02 | XI, HAO | Expired |
| KC3CLK | PA | 2028-04-01in 563d | 2024-04-02 | CONWAY JR, MICHAEL J | Expired |
| KC3CLL | MD | 2028-04-01in 563d | 2024-04-02 | RICHARDS, MICHAEL C | Expired |
| KC3CLO | PA | 2028-04-03in 565d | 2024-04-04 | Lamb, Peter D | Expired |
| KC3CLU | PA | 2028-04-03in 565d | 2024-04-04 | Hill, Rosemarie D | Expired |
| KC3CLV | PA | 2028-04-03in 565d | 2024-04-04 | Archer, Dennis R | Expired |
| KC3ZHC | WV | 2028-04-03in 565d | 2026-04-04 | Jere, Urgent | Cancelled |
| KC3FI | MD | 2028-04-04in 566d | 2024-04-05 | MARTIN, ROBERT E | Expired |
| KC3MM | SC | 2028-04-04in 566d | 2024-04-05 | STEVENS JR, JOHN T | Expired |
| KC3CLX | DE | 2028-04-06in 568d | 2024-04-07 | Brisbane, Wyatt C | Expired |
| KC3CLY | DE | 2028-04-06in 568d | 2024-04-07 | Bass, Michael D | Expired |
| KC3CMA | DE | 2028-04-06in 568d | 2024-04-07 | Twyford, Nikolas A | Expired |
| KC3CMB | DE | 2028-04-06in 568d | 2024-04-07 | Davis, Mark L | Expired |
| KC3CMC | DE | 2028-04-06in 568d | 2024-04-07 | Duff Jr, Robert L | Expired |
| KC3CMF | PA | 2028-04-06in 568d | 2024-04-07 | Leibfreid, Mark G | Expired |
| KC3CMG | PA | 2028-04-06in 568d | 2024-04-07 | Zimmers, Daniel S | Expired |
| KC3CMH | PA | 2028-04-06in 568d | 2024-04-07 | Diehl, Starla R | Expired |
| KC3CMK | MD | 2028-04-06in 568d | 2024-04-07 | Smith, Matthew D | Expired |
| KC3CML | MD | 2028-04-06in 568d | 2024-04-07 | Canter, Betty A | Expired |
| KC3CMO | MD | 2028-04-06in 568d | 2024-04-07 | Kraus, Brian C | Expired |
| KC3CMQ | MD | 2028-04-06in 568d | 2024-04-07 | Bierman Jr, Albert J | Expired |
| KC3CMS | MD | 2028-04-06in 568d | 2024-04-07 | Morgan, Daniel R | Expired |
| KC3CNA | MD | 2028-04-06in 568d | 2024-04-07 | Floyd, Patrick H | Expired |
| KC3CNC | MD | 2028-04-06in 568d | 2024-04-07 | Warehime Jr, Neal D | Expired |
| KC3CND | MD | 2028-04-06in 568d | 2024-04-07 | Stanley, Matthew E | Expired |
| KC3CNJ | MD | 2028-04-07in 569d | 2024-04-08 | PIPER, SCOTT T | Expired |
| KC3CNK | MD | 2028-04-07in 569d | 2024-04-08 | SCHMADEL, DON C | Expired |
| KC3CNL | PA | 2028-04-09in 571d | 2024-04-10 | Pressell, Shae A | Expired |
| KC3CNN | VA | 2028-04-13in 575d | 2024-04-14 | CAIRNS, PETER E | Expired |
| KC3CNS | PA | 2028-04-13in 575d | 2024-04-14 | Oldak, Glenn M | Expired |
| KC3CNU | VA | 2028-04-13in 575d | 2024-04-14 | Patterson Jr, Jonathon B | Expired |
| KC3COA | MD | 2028-04-13in 575d | 2024-04-14 | Pike, Sandra G | Expired |
| KC3COB | MD | 2028-04-13in 575d | 2024-04-14 | Pike, Mark D | Expired |
| KC3COJ | MD | 2028-04-13in 575d | 2024-04-14 | Parrott, Edward N | Expired |
| KC3COL | MD | 2028-04-13in 575d | 2024-04-14 | Parrott, Patricia J | Expired |
| KC3COM | MD | 2028-04-13in 575d | 2024-04-14 | Kemp, Lindsy A | Expired |