Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1ZIP callsign genealogy
Currently held by Rines, Christopher M
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 N1ZIP's current licensee, walking backwards.
- Dinescu, Sorin PTXgranted 2017-06-08cancelled 2018-06-23
Successor callsigns
Callsigns held now by people who previously held N1ZIP.
- Rines, Christopher MCAgranted 2007-05-03cancelled 2008-03-08
All historical holders
Every license row we've seen with the callsign N1ZIP, oldest first.
- Rines, Christopher M CA2007-05-03 → cancelled 2007-12-07
- Dinescu, Sorin P TX2018-06-23 active