Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1UJP callsign genealogy
Currently held by CAHILL, DONALD E
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 N1UJP's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held N1UJP.
- CAHILL, DONALD EMAgranted 2005-06-28cancelled 2012-10-10