Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1CDP callsign genealogy
Currently held by Phillips, Cynthia D
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 KB1CDP's current licensee, walking backwards.
- Phillips, Cynthia DCTgranted 2013-04-17cancelled 2013-05-07
Successor callsigns
Callsigns held now by people who previously held KB1CDP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB1CDP, oldest first.
- NORTH AMERICAN DX GROUP CT1997-05-02 → cancelled 2000-01-04
- Phillips, Cynthia D FL2025-04-22 active