Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7BMA callsign genealogy
Currently held by Obtinario, James S
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 WA7BMA's current licensee, walking backwards.
- Obtinario, James SWAgranted 2007-06-20cancelled 2007-08-07
Successor callsigns
Callsigns held now by people who previously held WA7BMA.
- OBTINARIO, PEDRO RWAgranted 1989-08-22cancelled 2001-08-23