Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1CBR callsign genealogy
Currently held by ROBERTS, CRAIG 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 K1CBR's current licensee, walking backwards.
- GUZMAN, TOMMY ACAgranted 2021-09-10cancelled 2021-10-01
Successor callsigns
Callsigns held now by people who previously held K1CBR.
All historical holders
Every license row we've seen with the callsign K1CBR, oldest first.
- Dauer, Edward A CO2004-06-17 → cancelled 2011-03-15
- ROBERTS, CRAIG B CO2014-06-03 → cancelled 2014-08-29
- GUZMAN, TOMMY A CA2021-10-01 active