Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7TMB callsign genealogy
Currently held by INTEL EMERGENCY AMATEUR RADIO SERVICE
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 KC7TMB's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC7TMB.
- WW7CPUexpiredINTEL EMERGENCY AMATEUR RADIO SERVICEAZgranted 2014-02-19cancelled 2026-03-24