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

AA7WB callsign genealogy

Currently held by NICHOLS, BILL I

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 AA7WB's current licensee, walking backwards.

  1. W7WBBcancelled· E
    Cosseboom, Pericles MNVgranted 2013-04-19cancelled 2016-06-03
  2. KF7YDLcancelled· G
    Cosseboom, Pericles MNVgranted 2012-08-10cancelled 2013-04-19

Successor callsigns

Callsigns held now by people who previously held AA7WB.

  1. NN7Kactive· E
    NICHOLS, BILL INVgranted 2020-04-17

All historical holders

Every license row we've seen with the callsign AA7WB, oldest first.

  • NICHOLS, BILL I NV
    2003-04-24 → cancelled 2010-07-07
  • Cosseboom, Pericles M NV
    2016-06-03 active
← Back to AA7WB License history →