🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 8, 2026) · next update tomorrow 6:00 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)
KB8ODM HAM
⏳ Not available yet — opens for vanity requests Sep 17, 2027, two years after the license was canceled (Sep 16, 2025).
2x3 call: any licensee can request it.
No pending applications list it.
Held KB8ODM Jun 16, 1992 → Sep 16, 2025
· first licensed Dec 27, 1988 as W8KLL
· 2 licenses · FRN 0002846582 📖 In the printed callbooks since 1953 as W8KLL, before the FCC's online records
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 Nov 11, 1998 → Apr 17, 2003 · 10 discs W8KLL
· Advanced · issued Aug 31, 1998, expires Aug 31, 2008
ERNEST A. GRUENBERG .
164 S BALDWIN RD, OXFORD, MI 48371-4102
Seen Oct 31, 1994 → Mar 9, 1998 · 7 discs W8KLL
· Advanced · issued Aug 19, 1994, expires Dec 27, 1998
ERNEST A GRUENBERG
164 BALDWIN RD S, OXFORD, MI 48371
Seen Oct 31, 1994 → Apr 17, 2003 · 17 discs KB8ODM
· Technician Plus · issued Dec 21, 1993, expires Dec 21, 2003
CHRISTOPHER A. GRUENBERG
11987 SPRINGBROOK CT, ROMEO, MI 48065
Seen May 3, 1994 · 1 disc KB8ODM
· Technician · issued Dec 21, 1993, expires Dec 21, 2003
CHRISTOPHER A GRUENBERG
11987 SPRINGBROOK CT, ROMEO, MI 48065
Seen Sep 9, 1993 · 1 disc KB8ODM
· Novice · issued Jun 16, 1992, expires Jun 16, 2002
CHRISTOPHER A GRUENBERG
11987 SPRINGBROOK CT, ROMEO, MI 48065
Seen Sep 9, 1993 → May 3, 1994 · 2 discs W8KLL
· General · issued Dec 27, 1988, expires Dec 27, 1998
ERNEST A GRUENBERG
164 S BALDWIN RD, OXFORD, MI 48051
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Oct 22, 2013 → Oct 4, 2026 · 42 snapshots · as KB8ODM
CHRISTOPHER A GRUENBERG
164 S BALDWIN RD, OXFORD, MI 48371-4102
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.
1994 · 1 edition KB8ODM · class N
Christopher A Gruenberg 11987 Springbrook Ct 1994 p.1510
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for KB8ODM in the last 24 hours. They show up here within seconds of KB8ODM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.