Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4LYB callsign genealogy
Currently held by BLANKENSHIP, MARVIN G
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 KI4LYB's current licensee, walking backwards.
- Blankenship, Marvin GTNgranted 2020-04-28cancelled 2020-05-16
Successor callsigns
Callsigns held now by people who previously held KI4LYB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KI4LYB, oldest first.
- BLANKENSHIP, MARVIN G TN2005-09-29 → cancelled 2017-09-30
- Blankenship, Marvin G TN2020-05-16 active