Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5NP callsign genealogy
Currently held by Birt, Daniel R
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 AD5NP's current licensee, walking backwards.
- Birt, Daniel RTXgranted 2000-08-22cancelled 2003-03-07
Successor callsigns
Callsigns held now by people who previously held AD5NP.
No current licensee on record previously held this callsign.