Confidence: Medium · Source: FCC ULS · As of 2026-09-11
NP3KB callsign genealogy
Currently held by CABAN, JOSE L
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 NP3KB's current licensee, walking backwards.
- CABAN, JOSE LPRgranted 2015-03-09cancelled 2018-08-24
Successor callsigns
Callsigns held now by people who previously held NP3KB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3KB, oldest first.
- ORTIZ, CARMEN PR1997-02-03 → cancelled 2009-02-04
- CABAN, JOSE L PR2018-08-24 active