Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7RRT callsign genealogy
Currently held by LINCICUM, STEPHEN D
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 KK7RRT's current licensee, walking backwards.
- LINCICUM, STEPHEN DAZgranted 2021-08-16cancelled 2021-09-03
Successor callsigns
Callsigns held now by people who previously held KK7RRT.
- LINCICUM, STEPHEN DAZgranted 2021-09-21