Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N2VQO callsign genealogy
Currently held by BLOCK, CARL 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 N2VQO's current licensee, walking backwards.
- BLOCK, CARL MAZgranted 2003-06-21cancelled 2005-07-19
Successor callsigns
Callsigns held now by people who previously held N2VQO.
- BLOCK, CARL MAZgranted 2003-06-21cancelled 2005-07-19
All historical holders
Every license row we've seen with the callsign N2VQO, oldest first.
- BLOCK, CARL M AZ1993-06-29 → cancelled 2003-06-21
- BLOCK, CARL M AZ2025-07-08 active