Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1ATR callsign genealogy
Currently held by Whelpley, Stephen P
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 K1ATR's current licensee, walking backwards.
- Whelpley, Stephen PMAgranted 2013-11-19cancelled 2016-11-15
Successor callsigns
Callsigns held now by people who previously held K1ATR.
No current licensee on record previously held this callsign.