Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1DLM callsign genealogy
Currently held by McCann, David 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 W1DLM's current licensee, walking backwards.
- MC CANN, DAVID LOKgranted 1994-12-21cancelled 2001-02-03
Successor callsigns
Callsigns held now by people who previously held W1DLM.
No current licensee on record previously held this callsign.