Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1CLW callsign genealogy
Currently held by Welsch, Charles 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 W1CLW's current licensee, walking backwards.
- Welsch, Charles LMAgranted 2000-11-07cancelled 2000-12-19
Successor callsigns
Callsigns held now by people who previously held W1CLW.
No current licensee on record previously held this callsign.