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

N3MT

Active

Doo, Michael C

Location: Philadelphia, PA
Class: Amateur Extra
Granted: 2024-07-30
Expires: 2034-07-30
Previous call: W3MCD
FRN: 0019791961

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Vanity availability

Held

Currently held

N3MT 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

W3MCDcancelled· E
Doo, Michael CPAgranted 2020-08-06cancelled 2024-07-30
KC2YHYcancelled· T
Doo, Michael CNYgranted 2010-04-29cancelled 2010-10-30

Prior holders later became

N3TROactive· E
TARABORRELLI, MICHAEL PNJgranted 2022-07-09

License history

0 events

No recorded events.

More vanity slots coming available

From Pennsylvania

All →

KB3QHC 2026-09-09
N3NFG 2026-09-09
KB3HBB 2026-09-10
KB3ZFA 2026-09-10
KB3ZFB 2026-09-10

Starting with N3

All →

N3BYL MD · 2026-09-09
N3NFG PA · 2026-09-09
N3GMB CA · 2026-09-11
N3JTJ MD · 2026-09-12
N3IIU DE · 2026-09-14

Full history → Vanity availability → Callsign genealogy →