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

KA7PNH callsign genealogy

Currently held by BLACKBURN, WILLIAM W

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 KA7PNH's current licensee, walking backwards.

  1. N7HHScancelled· A
    BLACKBURN, WILLIAM WWYgranted 2017-12-27cancelled 2019-02-20

Successor callsigns

Callsigns held now by people who previously held KA7PNH.

  1. N7HHScancelled· A
    BLACKBURN, WILLIAM WWYgranted 2017-12-27cancelled 2019-02-20

All historical holders

Every license row we've seen with the callsign KA7PNH, oldest first.

  • BLACKBURN, WILLIAM W WY
    2014-11-26 → cancelled 2017-12-27
  • BLACKBURN, WILLIAM W WY
    2019-02-20 active
← Back to KA7PNH License history →