N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 15, 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)WB4UWM HAM
General class
licensed since 1988 (38 yrs)
Knoxville, TN
🔒 Not available — currently licensed, through Jul 9, 2028. If it isn't renewed, it opens for vanity requests Jul 10, 2030.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Currently held by DAVID T BORUFF · 1 holder on record
Current holder: DAVID T BORUFF
Held WB4UWM Aug 9, 1988 → present
· first licensed Aug 9, 1988 as WB4UWM
· 1 license · FRN 0008634495
📖 In the printed callbooks since 1972 as WB4UWM, before the FCC's online records
-
- Licensee
- DAVID T BORUFF
- Address
- PO Box 30169
KNOXVILLE, TN 37930-0169
- FRN
- 0008634495
- Last granted
- Jun 1, 2018
- Effective
- Jun 1, 2018
- Last action
- Jun 1, 2018
FCC actions (2)
- Jun 1, 2018 — License renewed LIREN
- Apr 22, 2008 — License renewed LIREN
Callbook Records, 1993–2003
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
WB4UWM · General · issued Jul 9, 1998, expires Jul 9, 2008
DAVID T. BORUFF
PO BOX 30169, KNOXVILLE, TN 37930-0169 - Seen Mar 9, 1998 · 1 disc
WB4UWM · General · issued Aug 9, 1988, expires Aug 9, 1998
DAVID T BORUFF
PO BOX 30169, KNOXVILLE, TN 37930 - Seen Sep 9, 1993 → Apr 4, 1997 · 8 discs
WB4UWM · General · issued Aug 9, 1988, expires Aug 9, 1998
DAVID T BORUFF
POB 30169, KNOXVILLE, TN 37930
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Oct 11, 2026 · 49 snapshots · as WB4UWM
DAVID T BORUFF
PO Box 30169
KNOXVILLE, TN 37930-0169
WB4UWM in the Printed Callbooks, 1909–1997
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.
- 1993 → 1995 · 3 editions
WB4UWM · class G
David T Boruff
Pob 30169, Knoxvi Le, TN 37930
1993 p.731, 1994 p.767, 1995 p.850 - 1992 · 1 edition
WB4UWM · class G
David T Boruff
Pob J0169, Knoxvi Le Tn J7930
1992 p.672 - 1988 → 1991 · 4 editions
WB4UWM · class G
David T Boruff
Pob 30169, Knoxville, TN 37930
Winter 1988 p.594, Winter 1989 p.604, Winter 1990 p.607, Winter 1991 p.651 - 1986 · 1 edition
WB4UWM · class G
David T Oruff
Pob 30lb9, Knoxville, TN 37930
Winter 1986 p.575 - 1984 · 1 edition
WB4UWM · class G
David T Boruff
Pob 301&9, Knoxville, TN 37930
Winter 1984 p.572 - 1981 → 1982 · 2 editions
WB4UWM · class G
David T Boruff
776 Cunningham St, "alcoa, TN 37701
Winter 1981 p.521, Winter 1982 p.536 - 1979 · 1 edition
WB4UWM · class G
David T Boruff
778 Clmin!t1arn St, Alcoa, TN 37701
Winter 1979 p.489 - None → 1978 · 7 editions
WB4UWM · class G
David T. Boruff
776 Cunningham St, Alcoa
None p.276, Winter 1972 p.301, Winter 1973 p.301, 1974 p.276, Winter 1975 p.301, Winter 1976 p.308, Winter 1978 p.453
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WB4UWM in the last 24 hours. They show up here within seconds of WB4UWM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.