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 1,001– 1,050 of 1,265
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KC3CSF | MD | 2028-04-27in 589d | 2024-04-28 | Gunther, David L | Expired |
| KC3CSH | PA | 2028-04-28in 590d | 2024-04-29 | Johnson, James | Expired |
| KC3CSI | PA | 2028-04-28in 590d | 2024-04-29 | Johnson, Joseph M | Expired |
| KC3CSJ | PA | 2028-04-29in 591d | 2024-04-30 | Stewart, Michael | Expired |
| KC3CSK | MD | 2028-04-29in 591d | 2024-04-30 | Bua-In, Thepin | Expired |
| KC3CSN | MD | 2028-04-29in 591d | 2024-04-30 | DIRIBA, TIGIST | Expired |
| KC3CSR | PA | 2028-04-30in 592d | 2024-05-01 | Schutte, Jaco F | Expired |
| KC3CST | PA | 2028-04-30in 592d | 2024-05-01 | Sabulsky Jr, Richard P | Expired |
| KC3CSU | PA | 2028-04-30in 592d | 2024-05-01 | Gullvik, Mats Yngvar | Expired |
| KC3CSW | PA | 2028-05-01in 593d | 2024-05-02 | Lynch, Wade | Expired |
| KC3CSX | PA | 2028-05-01in 593d | 2024-05-02 | Hiestand, Raymond G | Expired |
| KC3CTE | MD | 2028-05-04in 596d | 2024-05-05 | CHEEK JR, JAMES D | Expired |
| KC3CTF | MD | 2028-05-04in 596d | 2024-05-05 | DAVENPORT, KENNETH A | Expired |
| KC3CTG | PA | 2028-05-05in 597d | 2024-05-06 | Carpinelli Jr, Frank J | Expired |
| KC3CTH | PA | 2028-05-05in 597d | 2024-05-06 | Behler, Korine N | Expired |
| KC3CTI | PA | 2028-05-05in 597d | 2024-05-06 | Manella, Charles F | Expired |
| KC3CTL | PA | 2028-05-05in 597d | 2024-05-06 | Drum, Karen F | Expired |
| KC3CTM | PA | 2028-05-05in 597d | 2024-05-06 | KNIGHT, KAREN F | Expired |
| KC3CTN | PA | 2028-05-05in 597d | 2024-05-06 | KNIGHT, RICHARD A | Expired |
| KC3CTP | MA | 2028-05-06in 598d | 2024-05-07 | Bainer, Anthony J | Expired |
| KC3CTS | PA | 2028-05-06in 598d | 2024-05-07 | Cowan, Kathryn J | Expired |
| KC3CTT | PA | 2028-05-06in 598d | 2024-05-07 | Hall, Galen P | Expired |
| KC3CTV | PA | 2028-05-06in 598d | 2024-05-07 | BENIC, GREGORY J | Expired |
| KC3CTW | PA | 2028-05-06in 598d | 2024-05-07 | HECK JR, MICHAEL L | Expired |
| KC3CTX | PA | 2028-05-06in 598d | 2024-05-07 | MICKA, JOHN C | Expired |
| KC3CTZ | PA | 2028-05-06in 598d | 2024-05-07 | WHIPPO, RICHARD L | Expired |
| KC3CUB | PA | 2028-05-07in 599d | 2024-05-08 | Di Colli, Richard A | Expired |
| KC3CUC | PA | 2028-05-07in 599d | 2024-05-08 | Di Colli, Richard M | Expired |
| KC3CUE | PA | 2028-05-07in 599d | 2024-05-08 | Choudhury, Taif R | Expired |
| KC3CUG | PA | 2028-05-07in 599d | 2024-05-08 | Powell, Andrew A | Expired |
| KC3CUJ | PA | 2028-05-07in 599d | 2024-05-08 | Adler, Richard B | Expired |
| KC3CUK | MD | 2028-05-07in 599d | 2024-05-08 | Schneider, Jeffrey H | Expired |
| KC3CUL | PA | 2028-05-07in 599d | 2024-05-08 | Murphy Wargo, Rhonda L | Expired |
| KC3CUQ | PA | 2028-05-08in 600d | 2024-05-09 | Jenkins, Daniel A | Expired |
| KC3CUR | PA | 2028-05-11in 603d | 2024-05-12 | Mitchell, Shawn M | Expired |
| KC3CUT | MD | 2028-05-11in 603d | 2024-05-12 | Whittle III, Alfred J | Expired |
| KC3CUW | MD | 2028-05-11in 603d | 2024-05-12 | Shull, Michael D | Expired |
| KC3CUX | PA | 2028-05-11in 603d | 2024-05-12 | Quarrick, Jonathan M | Expired |
| KC3CUY | PA | 2028-05-11in 603d | 2024-05-12 | Molnar, Beth A | Expired |
| KC3CUZ | PA | 2028-05-11in 603d | 2024-05-12 | Zacker Jr, William J | Expired |
| KC3CVC | MD | 2028-05-11in 603d | 2024-05-12 | Gunther, Daniel D | Expired |
| KC3CVE | MD | 2028-05-11in 603d | 2024-05-12 | LAUZON, THOMAS C | Expired |
| KC3CVF | MD | 2028-05-11in 603d | 2024-05-12 | BOHANNON, NICOLE L | Expired |
| KC3ZYT | PA | 2028-05-11in 603d | 2026-05-12 | Shellenbarger, Anthony J | Cancelled |
| KC3CVM | PA | 2028-05-13in 605d | 2024-05-14 | Sourber, Jacob D | Expired |
| KC3CVS | PA | 2028-05-18in 610d | 2024-05-19 | Bluemle, Sascha J | Expired |
| KC3CVV | MD | 2028-05-18in 610d | 2024-05-19 | Edwards, Emerson | Expired |
| KC3CVW | MD | 2028-05-18in 610d | 2024-05-19 | Ware, Patrick M | Expired |
| KC3CVY | MD | 2028-05-18in 610d | 2024-05-19 | Christner, Daniel S | Expired |
| KC3CVZ | MD | 2028-05-18in 610d | 2024-05-19 | Caldeira, Boni O | Expired |