Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI7RLP callsign genealogy
Currently held by Subotnick, Matthew I
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 KI7RLP's current licensee, walking backwards.
- Subotnick, Matthew IORgranted 2012-01-13cancelled 2017-11-06
Successor callsigns
Callsigns held now by people who previously held KI7RLP.
- Subotnick, Matthew IORgranted 2018-11-02