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

KC7ZZ callsign genealogy

Currently held by Adams, William G

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 KC7ZZ's current licensee, walking backwards.

  1. N5PKactive· E
    KENT II, PAUL CVAgranted 2023-07-25
  2. W4PCKcancelled· E
    KENT II, PAUL CVAgranted 2015-11-24cancelled 2023-07-25
  3. KK4YAXcancelled· G
    KENT II, PAUL CVAgranted 2014-02-10cancelled 2015-11-24

Successor callsigns

Callsigns held now by people who previously held KC7ZZ.

  1. N5PKcancelled· E
    Adams, William GAZgranted 2020-05-23cancelled 2021-07-03
  2. N5PKcancelled· E
    Adams, William GAZgranted 2019-07-02cancelled 2019-11-15
  3. WK7Kcancelled· E
    Adams, William GAZgranted 2004-10-08cancelled 2007-04-06

All historical holders

Every license row we've seen with the callsign KC7ZZ, oldest first.

  • Adams, William G AZ
    1996-04-22 → cancelled 2004-10-08
  • Adams, William G AZ
    2017-04-17 → cancelled 2019-07-02
  • Adams, William G AZ
    2019-11-15 → cancelled 2020-05-23
  • Adams, William G AZ
    2021-07-03 active
← Back to KC7ZZ License history →