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

K1SPJ callsign genealogy

Currently held by Butterfield, Carol A

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 K1SPJ's current licensee, walking backwards.

  1. N1LECactive· G
    Cummings, Scott CNYgranted 2019-10-18
  2. KC2VVGcancelled· T
    Cummings, Scott CNYgranted 2009-09-25cancelled 2009-10-27

Successor callsigns

Callsigns held now by people who previously held K1SPJ.

  1. K3CABcancelled· T
    Butterfield, Carol ARIgranted 2016-11-01cancelled 2021-05-20
← Back to K1SPJ License history →