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

NF1F callsign genealogy

Currently held by SPENCER, RUSSELL M

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 NF1F's current licensee, walking backwards.

  1. N1AORcancelled· E
    DICKSON, THOMAS NMAgranted 2011-03-15cancelled 2018-03-20
  2. W1TNDcancelled· G
    DICKSON, THOMAS NMAgranted 2006-03-24cancelled 2011-03-15

Successor callsigns

Callsigns held now by people who previously held NF1F.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign NF1F, oldest first.

  • SPENCER, RUSSELL M CT
    2005-11-29 → cancelled 2018-02-22
  • DICKSON, THOMAS N MA
    2018-03-20 active
← Back to NF1F License history →