Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4BID callsign genealogy
Currently held by Caldwell, Elizabeth 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 K4BID's current licensee, walking backwards.
- Caldwell, Elizabeth PGAgranted 2017-06-05cancelled 2017-07-25
Successor callsigns
Callsigns held now by people who previously held K4BID.
- MOORE JR, THOMAS CTNgranted 2025-04-15
All historical holders
Every license row we've seen with the callsign K4BID, oldest first.
- Moore Jr, Thomas C TN2012-07-06 → cancelled 2015-02-24
- Caldwell, Elizabeth P GA2017-07-25 active