🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 18, 2026) · next update today 9:45 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)
KB1ZTD HAM
✅ Available for a vanity request — free since May 12, 2015.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since May 12, 2015
Previous holder: Peter H Johnson
Held KB1ZTD Apr 19, 2013 → May 11, 2013
· first licensed Apr 21, 1987 as W1OSO
· 2 licenses · FRN 0022630388 📖 In the printed callbooks since 1947 as W1OSO, before the FCC's online records
KB1ZTDCanceledGeneralApr 19, 2013 → May 11, 2013 (canceled)
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Seen Apr 4, 1997 → Apr 17, 2003 · 12 discs W1OSO
· Advanced · issued Jan 17, 1997, expires Jan 17, 2007
ROBERT H. JOHNSON
370 COLUMBIAN ST, SOUTH WEYMOUTH, MA 02190
Seen Sep 9, 1993 → Oct 27, 1996 · 7 discs W1OSO
· Advanced · issued Apr 21, 1987, expires Apr 21, 1997
ROBERT H JOHNSON
370 COLUMBIAN ST, SOUTH WEYMOUTH, MA 02190
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Oct 22, 2013 → Oct 18, 2026 · 82 snapshots · as KB1ZTD
Peter H Johnson
295 Rockland St, Hingham, MA 02043
No APRS positions, PSK Reporter reports or WSPR spots for KB1ZTD in the last 24 hours. They show up here within seconds of KB1ZTD beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.