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

AC5JB callsign genealogy

Currently held by WELSH, JOHN 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 AC5JB's current licensee, walking backwards.

  1. AG5TBcancelled· E
    WELSH, JOHN ATXgranted 2019-04-30cancelled 2019-08-06
  2. KF5BTTcancelled· E
    WELSH, JOHN ATXgranted 2009-06-22cancelled 2019-02-16

Successor callsigns

Callsigns held now by people who previously held AC5JB.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign AC5JB, oldest first.

  • WOOTERS, DONALD C AR
    2004-01-06 → cancelled 2016-03-30
  • WELSH, JOHN A TX
    2019-08-06 active
← Back to AC5JB License history →