Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KC0-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KC0. Sorted by availability date — soonest first.
Showing 501– 550 of 781
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KC0RER | FL | 2028-03-04in 536d | 2024-03-05 | Andreas, David L | Expired |
| KC0REU | MN | 2028-03-04in 536d | 2024-03-05 | Sunstrom, Nicholas G | Expired |
| KC0REV | MN | 2028-03-04in 536d | 2024-03-05 | Langan, Thomas P | Expired |
| KC0RFM | IA | 2028-03-04in 536d | 2024-03-05 | HOUGHKIRK, DANIEL | Expired |
| KC0RFQ | MN | 2028-03-04in 536d | 2024-03-05 | Benck, Brian D | Expired |
| KC0RFT | AZ | 2028-03-04in 536d | 2024-03-05 | Hilko, Catharine A | Expired |
| KC0RFV | MN | 2028-03-04in 536d | 2024-03-05 | Stanislawski, Lori L | Expired |
| KC0RGC | MN | 2028-03-04in 536d | 2024-03-05 | Connors, Peter R | Expired |
| KC0RGY | MN | 2028-03-04in 536d | 2024-03-05 | Lindgren, Steve R | Expired |
| KC0RHC | MN | 2028-03-04in 536d | 2024-03-05 | Ericson, Donald F | Expired |
| KC0RHD | MN | 2028-03-04in 536d | 2024-03-05 | Lindahl, Kim L | Expired |
| KC0RHN | MN | 2028-03-04in 536d | 2024-03-05 | Rinne, Dustin C | Expired |
| KC0RHQ | FL | 2028-03-04in 536d | 2024-03-05 | Jahnke, Richard E | Expired |
| KC0RIB | CO | 2028-03-04in 536d | 2024-03-05 | Grazda, Gary F | Expired |
| KC0RII | OK | 2028-03-04in 536d | 2024-03-05 | NITCH, DONNA A | Expired |
| KC0RIM | NM | 2028-03-04in 536d | 2024-03-05 | Toth II, Michael J | Expired |
| KC0RIV | IA | 2028-03-04in 536d | 2024-03-05 | Joy, James L | Expired |
| KC0RIZ | CO | 2028-03-04in 536d | 2024-03-05 | Hixon, Owen P | Expired |
| KC0RJA | AK | 2028-03-04in 536d | 2024-03-05 | BURRELL, RICHARD C | Expired |
| KC0RJG | UT | 2028-03-04in 536d | 2024-03-05 | Flores, Timothy J | Expired |
| KC0RJQ | MN | 2028-03-04in 536d | 2024-03-05 | METZIG, ARNOLD J | Expired |
| KC0RJV | TX | 2028-03-04in 536d | 2024-03-05 | Anderson, Mark L | Expired |
| KC0RJW | MO | 2028-03-04in 536d | 2024-03-05 | Clayton, Larry V | Expired |
| KC0RKN | ND | 2028-03-04in 536d | 2024-03-05 | Pace, Kathleen M | Expired |
| KC0RKV | MO | 2028-03-04in 536d | 2024-03-05 | Stout, Deborah A | Expired |
| KC0RKY | TX | 2028-03-04in 536d | 2024-03-05 | Gregory, Larry W | Expired |
| KC0RLA | MN | 2028-03-04in 536d | 2024-03-05 | Rossini, Steven M | Expired |
| KC0RLN | KS | 2028-03-04in 536d | 2024-03-05 | Hunt, Debbie A | Expired |
| KC0RLQ | MN | 2028-03-04in 536d | 2024-03-05 | Overholt, James Luther B | Expired |
| KC0RLT | WI | 2028-03-04in 536d | 2024-03-05 | KAVINSKY, MARC B | Expired |
| KC0RLX | MN | 2028-03-04in 536d | 2024-03-05 | Bartz Jr, Richard J | Expired |
| KC0RLY | CO | 2028-03-04in 536d | 2024-03-05 | Boren, Kathryn L | Expired |
| KC0RLZ | CO | 2028-03-04in 536d | 2024-03-05 | Boren, Gerald S | Expired |
| KC0RMM | WI | 2028-03-04in 536d | 2024-03-05 | Manty, Adam C | Expired |
| KC0RMT | MN | 2028-03-04in 536d | 2024-03-05 | Van Nurden, Joel D | Expired |
| KC0RNF | CO | 2028-03-04in 536d | 2024-03-05 | Friberg, Scott A | Expired |
| KC0RNI | CO | 2028-03-04in 536d | 2024-03-05 | Ewing, David O | Expired |
| KC0RNL | IA | 2028-03-04in 536d | 2024-03-05 | BICKFORD, J E | Expired |
| KC0RNM | IA | 2028-03-04in 536d | 2024-03-05 | Ferry, Daniel L | Expired |
| KC0RNR | MO | 2028-03-04in 536d | 2024-03-05 | FORD JR, GEORGE CALVIN | Expired |
| KC0RNS | WI | 2028-03-04in 536d | 2024-03-05 | Wagner, Douglas J | Expired |
| KC0RNU | NE | 2028-03-04in 536d | 2024-03-05 | Kolakowski, Michael | Expired |
| KC0ROG | KS | 2028-03-04in 536d | 2024-03-05 | Holloway, Walter K | Expired |
| KC0ROI | MO | 2028-03-04in 536d | 2024-03-05 | Rueschmann, Greta M | Expired |
| KC0ROJ | MO | 2028-03-04in 536d | 2024-03-05 | Rueschmann, John T | Expired |
| KC0ROM | IL | 2028-03-04in 536d | 2024-03-05 | Litz, Scott A | Expired |
| KC0ROU | MO | 2028-03-04in 536d | 2024-03-05 | Johanson, Sam A | Expired |
| KC0ROZ | MO | 2028-03-04in 536d | 2024-03-05 | Stayer, Laurinda L | Expired |
| KC0RPC | NE | 2028-03-04in 536d | 2024-03-05 | Jirousek, James V | Expired |
| KC0RPG | MO | 2028-03-04in 536d | 2024-03-05 | GREEN, PATRICK J | Expired |