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 1,151– 1,200 of 1,265
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KC3DDI | PA | 2028-06-25in 648d | 2024-06-26 | Archer, Todd A | Expired |
| KC3DDJ | PA | 2028-06-26in 649d | 2024-06-27 | SMITH, BRIAN J | Expired |
| KC3DDK | PA | 2028-06-26in 649d | 2024-06-27 | Cook, Lia H | Expired |
| KC3DDL | PA | 2028-06-26in 649d | 2024-06-27 | Myers, Gilchrist | Expired |
| KC3SI | MD | 2028-06-29in 652d | 2024-06-30 | BROWN, MARTIN K | Expired |
| KC3YPA | PA | 2028-06-29in 652d | 2026-06-30 | Grumbine, John D | Cancelled |
| KC3DDN | PA | 2028-06-30in 653d | 2024-07-01 | Biddle Jr, Christopher L | Expired |
| KC3DDP | PA | 2028-06-30in 653d | 2024-07-01 | Lewis, Jane E | Expired |
| KC3DDQ | PA | 2028-06-30in 653d | 2024-07-01 | Kirk, Paul E | Expired |
| KC3DDU | PA | 2028-07-02in 655d | 2024-07-03 | LOOKENBILL, RONALD L | Expired |
| KC3DDV | PA | 2028-07-02in 655d | 2024-07-03 | SUTTON, ASHLEY R | Expired |
| KC3YPV | MD | 2028-07-02in 655d | 2026-07-03 | Shelby, Harold E | Cancelled |
| KC3ZHE | DC | 2028-07-05in 658d | 2026-07-06 | Msimuko, Blessings | Cancelled |
| KC3ZXL | PA | 2028-07-05in 658d | 2026-07-06 | Rowe, Andrew | Cancelled |
| KC3DDZ | PA | 2028-07-06in 659d | 2024-07-07 | Hultzapple, Timothy M | Expired |
| KC3DEC | DE | 2028-07-06in 659d | 2024-07-07 | Zingarelli, Brett R | Expired |
| KC3DEE | MD | 2028-07-06in 659d | 2024-07-07 | Morris, Kimberly K | Expired |
| KC3DEF | MD | 2028-07-06in 659d | 2024-07-07 | Curran, Kerri | Expired |
| KC3DEJ | PA | 2028-07-06in 659d | 2024-07-07 | Powell, Christopher M | Expired |
| KC3DEK | PA | 2028-07-06in 659d | 2024-07-07 | Allen, Perry A | Expired |
| KC3DEM | PA | 2028-07-06in 659d | 2024-07-07 | Luce, Martin | Expired |
| KC3YES | PA | 2028-07-06in 659d | 2026-07-07 | Evans, Eric R | Cancelled |
| KC3GN | DE | 2028-07-07in 660d | 2024-07-08 | SHERIDAN, ANTHONY J | Expired |
| KC3DEQ | PA | 2028-07-08in 661d | 2024-07-09 | O'Neill, Stephen J | Expired |
| KC3DER | PA | 2028-07-08in 661d | 2024-07-09 | Wilson, Robert S | Expired |
| KC3DET | PA | 2028-07-08in 661d | 2024-07-09 | Stoll, Eric C | Expired |
| KC3DEU | PA | 2028-07-08in 661d | 2024-07-09 | Evert Jr, Paul L | Expired |
| KC3DEY | PA | 2028-07-09in 662d | 2024-07-10 | Suraci, Frank H | Expired |
| KC3DEZ | GA | 2028-07-09in 662d | 2024-07-10 | JONES, WILLIAM G | Expired |
| KC3ZHD | DC | 2028-07-09in 662d | 2026-07-10 | Moyo, Abraham | Cancelled |
| KC3VUR | PA | 2028-07-10in 663d | 2026-07-11 | Rausch, Sam | Cancelled |
| KC3DFB | DC | 2028-07-13in 666d | 2024-07-14 | YOUNG, CHRISTINE M | Expired |
| KC3PR | PA | 2028-07-15in 668d | 2024-07-16 | Strausbaugh, Joseph E | Expired |
| KC3DFH | PA | 2028-07-16in 669d | 2024-07-17 | Morris, Desmond W | Expired |
| KC3DFJ | FL | 2028-07-16in 669d | 2024-07-17 | Macias, John D | Expired |
| KC3DFK | MD | 2028-07-16in 669d | 2024-07-17 | Stanley, Andrew S | Expired |
| KC3DFM | MD | 2028-07-16in 669d | 2024-07-17 | Huete, Leah A | Expired |
| KC3DFT | PA | 2028-07-16in 669d | 2024-07-17 | Cherepko, Timothy R | Expired |
| KC3DFX | PA | 2028-07-16in 669d | 2024-07-17 | Hawkins, Marc R | Expired |
| KC3DFY | PA | 2028-07-16in 669d | 2024-07-17 | Vanemon, Michael A | Expired |
| KC3DGG | MD | 2028-07-20in 673d | 2024-07-21 | Natarajan, Aparna M | Expired |
| KC3DGH | MD | 2028-07-20in 673d | 2024-07-21 | Himwich, Zoe M | Expired |
| KC3DGI | MD | 2028-07-20in 673d | 2024-07-21 | Bloom, Joshua M | Expired |
| KC3DGN | MD | 2028-07-22in 675d | 2024-07-23 | Tewodros, Mamo M | Expired |
| KC3DGP | PA | 2028-07-22in 675d | 2024-07-23 | SOTO, ABIAN | Expired |
| KC3DGQ | PA | 2028-07-22in 675d | 2024-07-23 | PINE, RONALD D | Expired |
| KC3LVH | PA | 2028-07-23in 676d | 2026-07-24 | BARE, DANIEL A | Cancelled |
| KC3DGT | PA | 2028-07-24in 677d | 2024-07-25 | May, Corey W | Expired |
| KC3DGZ | PA | 2028-07-27in 680d | 2024-07-28 | LAPLANTE, SARAH M | Expired |
| KC3DHC | PA | 2028-07-28in 681d | 2024-07-29 | Rohrer, Frederic D | Expired |