Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7TSP callsign genealogy
Currently held by Mack, Curtis
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 K7TSP's current licensee, walking backwards.
- Mack, CurtisIDgranted 2002-12-19cancelled 2005-03-04
Successor callsigns
Callsigns held now by people who previously held K7TSP.
No current licensee on record previously held this callsign.