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

AA4IT

Active

Milhorn, Charles W

Location: Kingsport, TN
Class: Amateur Extra
Granted: 2026-06-30
Expires: 2036-06-30
Previous call: WX4IK
FRN: 0004779443

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Vanity availability

Held

Currently held

AA4IT 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

WX4IKcancelled· E
Milhorn, Charles WTNgranted 2013-04-12cancelled 2014-06-27
N4ZDGcancelled· E
Milhorn, Charles WTNgranted 2011-01-04cancelled 2013-04-12

License history

0 events

No recorded events.

More vanity slots coming available

From Tennessee

All →

KG4TWC 2026-09-10
KK4LNE 2026-09-10
KK4LNK 2026-09-10
KQ4TPH 2026-09-10
KQ4UUA 2026-09-10

Starting with AA4

All →

AA4NJ KY · 2026-09-28
AA4HU FL · 2027-01-04
AA4CI TN · 2027-02-04
AA4YC FL · 2027-03-15
AA4PL KY · 2027-06-21

Full history → Vanity availability → Callsign genealogy →