Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KL7DLB callsign genealogy
Currently held by BICKFORD, DENNIS L
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 KL7DLB's current licensee, walking backwards.
- BICKFORD, DENNIS LAKgranted 2018-09-25cancelled 2019-02-14
Successor callsigns
Callsigns held now by people who previously held KL7DLB.
No current licensee on record previously held this callsign.