Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7SKR callsign genealogy
Currently held by SHANNON, JOHN B
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 KB7SKR's current licensee, walking backwards.
- SKRZYPCZAK, ERIC ATXgranted 2017-08-15cancelled 2017-10-28
Successor callsigns
Callsigns held now by people who previously held KB7SKR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7SKR, oldest first.
- SHANNON, JOHN B AZ1993-02-02 → cancelled 2005-02-03
- SKRZYPCZAK, ERIC A TX2017-10-28 active