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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KX5AB callsign genealogy

Currently held by Blas, Tony A

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 KX5AB's current licensee, walking backwards.

  1. KX2ABcancelled· E
    Blas, Tony ATXgranted 2013-07-19cancelled 2015-03-10
  2. KF5ULCcancelled· E
    Blas, Antonio AGUgranted 2013-03-19cancelled 2013-07-19

Successor callsigns

Callsigns held now by people who previously held KX5AB.

No current licensee on record previously held this callsign.

← Back to KX5AB License history →