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

AB1A

Active

Christeson, Michael

Location: Washington, PA
Class: Amateur Extra
Granted: 2018-05-15
Expires: 2028-05-15
Previous call: KC3IDT
FRN: 0025983875

Get notified about status changes and vanity availability for this callsign.

Vanity availability

Held

Currently held

AB1A 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

KC3IDTcancelled· E
Christeson, MichaelPAgranted 2016-11-21cancelled 2018-05-15

Prior holders later became

K2KAactive· E
FERRY, RICHARD DMAgranted 2026-02-07

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 AB1

All →

AB1OV ME · 2027-01-17
AB1SW KY · 2027-01-29
AB1SY MN · 2027-01-29
AB1SZ MN · 2027-01-29
AB1SQ MA · 2027-01-31

Full history → Vanity availability → Callsign genealogy →