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

WW4JMB

Active

Billker, Jonathan M

Location: Etters, PA
Class: Technician
Granted: 2018-05-30
Expires: 2028-05-30
Previous call: W4MWA
FRN: 0022792014

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

Vanity availability

Held

Currently held

WW4JMB 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

W4MWAactive· G
Ashworth, Matthew WTNgranted 2022-10-14
KO4ZTEcancelled· T
Ashworth, Matthew WTNgranted 2022-04-15cancelled 2022-10-14

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 WW4

All →

WW4JM VA · 2026-10-26
WW4NEW FL · 2027-04-11
WW4MM AZ · 2028-03-04
WW4FL FL · 2028-04-13
WW4ZAC VA · 2028-04-21

Full history → Vanity availability → Callsign genealogy →