Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7THP callsign genealogy
Currently held by MERSIOWSKY, RALPH 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 N7THP's current licensee, walking backwards.
- Magnoni, Karen IAZgranted 2015-07-10cancelled 2015-08-22
Successor callsigns
Callsigns held now by people who previously held N7THP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7THP, oldest first.
- MERSIOWSKY, RALPH P AZ2011-05-12 → cancelled 2014-09-20
- Magnoni, Karen AZ2025-07-15 active