Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7ONT callsign genealogy
Currently held by Porter, Christopher
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 W7ONT's current licensee, walking backwards.
- PORTER, CHRISTOPHERGAgranted 1995-04-04cancelled 2002-03-20
Successor callsigns
Callsigns held now by people who previously held W7ONT.
- Porter, ChristopherGAgranted 2007-02-08cancelled 2011-05-10