Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5DPH callsign genealogy
Currently held by BRENNAN, JOSEPH 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 W5DPH's current licensee, walking backwards.
- BRENNAN, JOSEPH BOKgranted 2015-01-14cancelled 2015-03-03
Successor callsigns
Callsigns held now by people who previously held W5DPH.
No current licensee on record previously held this callsign.