Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6BBL callsign genealogy
Currently held by SHERIDAN, DAVID W
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 N6BBL's current licensee, walking backwards.
- SHERIDAN, DAVID WCAgranted 2010-04-28cancelled 2010-07-02
Successor callsigns
Callsigns held now by people who previously held N6BBL.
No current licensee on record previously held this callsign.