Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF6RRS callsign genealogy
Currently held by CUMMINGS, DAVID J
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 KF6RRS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KF6RRS.
- CUMMINGS, DAVID JNVgranted 2013-10-01cancelled 2013-11-09
All historical holders
Every license row we've seen with the callsign KF6RRS, oldest first.
- FORS, MICHAEL D CA1998-06-23 → cancelled 2010-06-24
- CUMMINGS, DAVID J NV2012-09-22 → cancelled 2013-10-01