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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

NK7A callsign genealogy

Currently held by STRASBURGER, THEODORE J

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 NK7A's current licensee, walking backwards.

  1. AA7FMactive· E
    Sanders Mr., John HWAgranted 2020-08-28
  2. KF7UTKcancelled· E
    Sanders Mr., John HWAgranted 2012-03-20cancelled 2020-08-28

Successor callsigns

Callsigns held now by people who previously held NK7A.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign NK7A, oldest first.

  • STRASBURGER, THEODORE J OR
    1994-08-19 → cancelled 2006-08-22
  • HASHAM, MARK A CA
    2026-07-16 active