Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0IAM callsign genealogy
Currently held by SORENSEN, DAVID N
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 W0IAM's current licensee, walking backwards.
- SORENSEN, DAVID NMNgranted 2017-07-28cancelled 2026-06-05
Successor callsigns
Callsigns held now by people who previously held W0IAM.
No current licensee on record previously held this callsign.