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

N1NUM callsign genealogy

Currently held by PEPPER, ROBERT E

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 N1NUM's current licensee, walking backwards.

  1. N4NUMcancelled· G
    PEPPER, ROBERT ESCgranted 2017-02-22cancelled 2023-09-29

Successor callsigns

Callsigns held now by people who previously held N1NUM.

  1. N4NUMcancelled· G
    PEPPER, ROBERT ESCgranted 2017-02-22cancelled 2023-09-29
  2. N4NUMcancelled· G
    PEPPER, ROBERT ESCgranted 2013-08-09cancelled 2016-11-15

All historical holders

Every license row we've seen with the callsign N1NUM, oldest first.

  • PEPPER, ROBERT E NH
    2002-09-04 → cancelled 2003-10-15
  • PEPPER, ROBERT E SC
    2016-11-15 → cancelled 2017-02-22
  • PEPPER, ROBERT E SC
    2023-09-29 active
← Back to N1NUM License history →