Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1MJP callsign genealogy
Currently held by Pastrone, Michael J
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 W1MJP's current licensee, walking backwards.
- Pastrone, Michael JMAgranted 2003-10-14cancelled 2003-11-01
Successor callsigns
Callsigns held now by people who previously held W1MJP.
No current licensee on record previously held this callsign.