Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC3-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KC3. Sorted by availability date — soonest first.
Showing 101– 150 of 1,258
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KC3AAW | PA | 2027-02-24in 163d | 2023-02-25 | Zischkau, Matthew W | Expired |
| KC3UCJ | PA | 2027-02-25in 164d | 2025-02-25 | Whitney, Jason F | Cancelled |
| KC3ZCD | DE | 2027-02-25in 164d | 2025-02-25 | LAWSON, RONALD | Cancelled |
| KC3ABC | PA | 2027-02-26in 165d | 2023-02-27 | Sicchitano Jr, Ronald G | Expired |
| KC3ABD | PA | 2027-02-26in 165d | 2023-02-27 | Zaler, Michael L | Expired |
| KC3ABE | PA | 2027-02-26in 165d | 2023-02-27 | Madaras, Jonathan A | Expired |
| KC3ABJ | PA | 2027-02-27in 166d | 2023-02-28 | Schmitz Jr, Thomas J | Expired |
| KC3ABL | PA | 2027-02-28in 167d | 2023-03-01 | Ingram, Elizabeth A | Expired |
| KC3ABM | PA | 2027-02-28in 167d | 2023-03-01 | Giancristoforo, Steve | Expired |
| KC3ABN | PA | 2027-02-28in 167d | 2023-03-01 | Box, Matthew W | Expired |
| KC3ABQ | PA | 2027-02-28in 167d | 2023-03-01 | Scibello, John A | Expired |
| KC3ABU | PA | 2027-02-28in 167d | 2023-03-01 | Matos Jr, Raymond E | Expired |
| KC3ABV | PA | 2027-02-28in 167d | 2023-03-01 | Macaleer, Lynda K | Expired |
| KC3ABW | PA | 2027-02-28in 167d | 2023-03-01 | John, Daniel | Expired |
| KC3ABX | PA | 2027-02-28in 167d | 2023-03-01 | Giel, Joseph | Expired |
| KC3ABZ | PA | 2027-02-28in 167d | 2023-03-01 | Gallagher, James M | Expired |
| KC3ACD | PA | 2027-02-28in 167d | 2023-03-01 | Dorfman, Jeffrey D | Expired |
| KC3ACG | PA | 2027-02-28in 167d | 2023-03-01 | Craig, Patrick M | Expired |
| KC3ACI | PA | 2027-02-28in 167d | 2023-03-01 | Boylan IV, John J | Expired |
| KC3ACJ | PA | 2027-02-28in 167d | 2023-03-01 | Box, James L | Expired |
| KC3ACN | PA | 2027-02-28in 167d | 2023-03-01 | Bate, Stephen M | Expired |
| KC3ACO | DE | 2027-02-28in 167d | 2023-03-01 | Lee, Brian | Expired |
| KC3ACU | MD | 2027-02-28in 167d | 2023-03-01 | Lanoue, Matthew J | Expired |
| KC3EWV | PA | 2027-02-28in 167d | 2025-02-28 | Lewis Jr, Donald J | Cancelled |
| KC3QYE | PA | 2027-02-28in 167d | 2025-02-28 | Forguson, Mark E | Cancelled |
| KC3ACV | MD | 2027-03-03in 170d | 2023-03-04 | MARKEY, NANCY S | Expired |
| KC3ADA | PA | 2027-03-04in 171d | 2023-03-05 | LAVERTY, KARL A | Expired |
| KC3ADB | PA | 2027-03-04in 171d | 2023-03-05 | LAVERTY, DAVID | Expired |
| KC3ADC | PA | 2027-03-04in 171d | 2023-03-05 | Li, Yue | Expired |
| KC3ZEN | PA | 2027-03-04in 171d | 2025-03-04 | Fitzpatrick, Galen S | Cancelled |
| KC3ADF | PA | 2027-03-05in 172d | 2023-03-06 | Cook, David R | Expired |
| KC3ADH | MD | 2027-03-05in 172d | 2023-03-06 | Hobgood, Amanda S | Expired |
| KC3ADK | PA | 2027-03-06in 173d | 2023-03-07 | Miller, Daniel H | Expired |
| KC3ADM | MD | 2027-03-06in 173d | 2023-03-07 | Meaney, Patrick J | Expired |
| KC3ADN | PA | 2027-03-06in 173d | 2023-03-07 | Clinton-Reilly, Justin T | Expired |
| KC3ADP | PA | 2027-03-06in 173d | 2023-03-07 | Clinton, Jennifer N | Expired |
| KC3ADQ | PA | 2027-03-06in 173d | 2023-03-07 | Febus, Carlos R | Expired |
| KC3ADR | PA | 2027-03-07in 174d | 2023-03-08 | Stefanski, Jason J | Expired |
| KC3ADS | PA | 2027-03-07in 174d | 2023-03-08 | Adams, Jennifer S | Expired |
| KC3RSU | PA | 2027-03-08in 175d | 2025-03-08 | Larsen, David M | Cancelled |
| KC3ADW | MD | 2027-03-11in 178d | 2023-03-12 | Watson, Carol | Expired |
| KC3ADZ | DE | 2027-03-12in 179d | 2023-03-13 | Jones, Robert W | Expired |
| KC3AEB | PA | 2027-03-14in 181d | 2023-03-15 | Prada, Christopher M | Expired |
| KC3AED | PA | 2027-03-14in 181d | 2023-03-15 | Ramsey, Ron P | Expired |
| KC3AEG | MD | 2027-03-14in 181d | 2023-03-15 | WILSON, QUAYDE G | Expired |
| KC3AEH | MD | 2027-03-14in 181d | 2023-03-15 | CALLIHAN, MICHAEL E | Expired |
| KC3AEI | MD | 2027-03-14in 181d | 2023-03-15 | SANTIAGO, ROBIN | Expired |
| KC3AEJ | MD | 2027-03-14in 181d | 2023-03-15 | STREETER, JEFFERSON E | Expired |
| KC3AEK | MD | 2027-03-14in 181d | 2023-03-15 | KNOTT, DAVID W | Expired |
| KC3AEL | MD | 2027-03-14in 181d | 2023-03-15 | THORN, JESSICA K | Expired |