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

NB7XX callsign genealogy

Currently held by MANN, DAVID 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 NB7XX's current licensee, walking backwards.

  1. AA7XOcancelled· E
    MANN, DAVID JNVgranted 2014-01-28cancelled 2017-05-12
  2. WA6MHDcancelled· E
    MANN, DAVID JTNgranted 2010-08-27cancelled 2014-01-28
  3. WO0FERactive· G
    Skoog, Steven LORgranted 2025-11-21
  4. KG7ZPKcancelled· T
    Skoog, Steven LORgranted 2015-12-08cancelled 2015-12-26

Successor callsigns

Callsigns held now by people who previously held NB7XX.

  1. NX7XXactive· E
    MANN, DAVID JAZgranted 2025-06-03
← Back to NB7XX License history →