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

NB0P

Active

Treadaway, William R

Location
Littleton, CO
Class
Amateur Extra
Granted
2019-10-18
Expires
2029-12-15
Previous call
KD0FKP
FRN
0018190306
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Vanity availability

Held

Currently held

NB0P is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

  1. KD0FKPcancelled· E
    Treadaway, William RCOgranted 2008-10-14cancelled 2009-12-15

Prior holders later became

  1. W0ZBactive· E
    KEITHAHN, STEPHEN TMOgranted 2017-07-06

License history

0 events

No recorded events.

More vanity slots coming available

From Colorado

All →

Starting with NB0

All →
  • NB0E MO · 2028-05-12