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

AI4DT

Active

THOMASSON, DANIEL E

Location: CHARLOTTE, NC
Class: Amateur Extra
Granted: 2019-01-30
Expires: 2029-03-25
Previous call: AB4RS
FRN: 0004741146

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Vanity availability

Held

Currently held

AI4DT 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

AB4RSactive· E
Smith, Ralph NVAgranted 2017-12-27
AE6SVcancelled· E
Smith, Ralph NCAgranted 2005-03-11cancelled 2008-03-18

License history

0 events

No recorded events.

More vanity slots coming available

From North Carolina

All →

K4LWW 2026-09-10
K4ONS 2026-09-10
KG4TPH 2026-09-10
KK4LNB 2026-09-10
KK4LND 2026-09-10

Starting with AI4

All →

AI4LB FL · 2026-09-18
AI4BO FL · 2026-11-20
AI4QU TN · 2026-11-29
AI4FC MA · 2026-12-16
AI4ES KY · 2026-12-31

Full history → Vanity availability → Callsign genealogy →