N9TPB
FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 9, 2026) · next update today 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)K0HFW HAM
✅ Available for a vanity request — free since Sep 23, 2019.
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since Sep 23, 2019
Previous holder: James M Rocklin
Held K0HFW Jul 7, 1987 → Sep 22, 2017
· first licensed Jul 7, 1987 as K0HFW
· 1 license · FRN 0002308393
📖 In the printed callbooks since 1957 as K0HFW, before the FCC's online records
-
- Licensee
- James M Rocklin
- Address
- 104 W 34th St
Sioux City, IA 51104
- FRN
- 0002308393
- Last granted
- Jul 26, 2007
- Effective
- Jul 26, 2007
- Last action
- Sep 24, 2019
FCC actions (3)
- Sep 24, 2019 — License expired LIEXP
- Jul 26, 2007 — License renewed LIREN
- Apr 19, 2000 — License modified LIMOD
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 May 2, 2000 → Apr 17, 2003 · 7 discs
K0HFW · Amateur Extra · issued Apr 19, 2000, expires Sep 22, 2007
JAMES M. ROCKLIN
104 W 34TH ST, SIOUX CITY, IA 51104 - Seen Oct 8, 1999 · 1 disc
K0HFW · Advanced · issued May 19, 1999, expires Sep 22, 2007
JAMES M. ROCKLIN
104 W 34TH ST, SIOUX CITY, IA 51104 - Seen Mar 9, 1998 → Apr 7, 1999 · 3 discs
K0HFW · Advanced · issued Sep 7, 1997, expires Sep 22, 2007
JAMES M ROCKLIN
3930 DOUGLAS ST, SIOUX CITY, IA 51104 - Seen Sep 9, 1993 → Apr 4, 1997 · 8 discs
K0HFW · Advanced · issued Jul 7, 1987, expires Jul 7, 1997
JAMES M ROCKLIN
3930 DOUGLAS ST, SIOUX CITY, IA 51104
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as K0HFW
JAMES M ROCKLIN
104 W 34TH ST, SIOUX CITY, IA 51104
K0HFW 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.
- 1983 → 1994 · 2 editions
K0HFW · class A
James M Rocklin
3930 Douglas St, Sioux City, IA 51104
Winter 1983 p.45, 1994 p.45 - 1982 · 1 edition
K0HFW · class A
James M Rocklin
Rfd !-Box 172·d, Sioux City, IA 51108
Winter 1982 p.46 - 1981 · 1 edition
K0HFW · class A
James M Rocklin
Rfd 1-Box 172-D, Sioux City, IA 51108
1981 p.1067 - 1980 · 1 edition
K0HFW · class A
James M Rocklin
Rfd !·box 172-0, Sioux City, IA 51108
Winter 1980 p.46 - 1976 → 1979 · 2 editions
K0HFW · class A
James M Rocklin
Rfd 1-Box 172-D, Sioux City, IA 51108
Winter 1976 p.19, Winter 1979 p.38 - 1964 · 1 edition
K0HFW
James
Fall 1964 p.21 - 1957 → 1961 · 5 editions
K0HFW
James M. Rocklin
3240 Douglas Street, Sioux City, IA
Fall 1957 p.50, Summer 1958 p.15, Spring 1959 p.15, Winter 1960 p.18, Spring 1961 p.17 - None · 1 edition
K0HFW · class A
James M Rocklin
3930 Douglas St, Sioux City Ta 51104 Waqhho A John H Summers Dr, 3057 Wellington, Grand Junction, CO 81501
None p.1137
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for K0HFW in the last 24 hours. They show up here within seconds of K0HFW beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.