Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2TPO callsign genealogy
Currently held by O'Halloran, Tom 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 W2TPO's current licensee, walking backwards.
- O'Halloran, Tom PTXgranted 2015-06-23cancelled 2015-07-24
Successor callsigns
Callsigns held now by people who previously held W2TPO.
No current licensee on record previously held this callsign.