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

KB3CT callsign genealogy

Currently held by COOK, FRANK

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 KB3CT's current licensee, walking backwards.

  1. AB3GWcancelled· E
    Foley, Matthew JPAgranted 2015-01-06cancelled 2015-05-27
  2. N3TSNcancelled· E
    Foley, Matthew JPAgranted 2004-08-31cancelled 2008-01-28

Successor callsigns

Callsigns held now by people who previously held KB3CT.

  1. N3EJactive· E
    Foley, Matthew JPAgranted 2019-03-29

All historical holders

Every license row we've seen with the callsign KB3CT, oldest first.

  • COOK, FRANK PA
    1988-08-23 → cancelled 2000-08-24
  • Foley, Matthew J PA
    2015-05-27 → cancelled 2019-03-29
← Back to KB3CT License history →