Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0BLB callsign genealogy
Currently held by Barnes, Roberta 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 K0BLB's current licensee, walking backwards.
- Barnes, Roberta LCOgranted 2001-06-15cancelled 2002-10-04
Successor callsigns
Callsigns held now by people who previously held K0BLB.
- Barnes, Roberta LCOgranted 2004-02-03cancelled 2016-02-04