Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA6MCS callsign genealogy
Currently held by McREAKEN, JACOB M
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KA6MCS's current licensee, walking backwards.
- McREAKEN, JACOB MUTgranted 2009-10-21cancelled 2009-12-22
Successor callsigns
Callsigns held now by people who previously held KA6MCS.
- MC REAKEN, PATRICK CUTgranted 2020-03-24
All historical holders
Every license row we've seen with the callsign KA6MCS, oldest first.
- MC REAKEN, PATRICK C UT1995-08-23 → cancelled 2000-03-31
- McREAKEN, JACOB M HI2019-10-30 active