N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 18, 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)

K6ZNK HAM

✅ Available for a vanity request — free since May 18, 2006.

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 May 18, 2006

Previous holder: HERMAN B MARTIN

Held K6ZNK Apr 17, 1984 → May 17, 2004 · first licensed Apr 17, 1984 as K6ZNK · 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1958 as K6ZNK, before the FCC's online records

K6ZNK Expired General Apr 17, 1984 → May 17, 2004 (expired)

Licensee
HERMAN B MARTIN

Address
PO Box 1221
YUBA CITY, CA 95991
39.0155, -121.6112 (ZIP center) · Grid CM99ea · CQ 3 · ITU 6 · map ↗

Last granted
May 17, 1994

Effective
May 17, 1994

Last action
May 18, 2006
FCC actions (1)
- May 18, 2006 — License expired LIEXP

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 Mar 9, 1998 → Apr 17, 2003 · 11 discs
K6ZNK · General · issued May 17, 1994, expires May 17, 2004
HERMAN B. MARTIN
PO BOX 1221, YUBA CITY, CA 95991
Seen Oct 31, 1994 → Apr 4, 1997 · 6 discs
K6ZNK · General · issued May 17, 1994, expires May 17, 2004
HERMAN B MARTIN
POB 1221, YUBA CITY, CA 95991
Seen Sep 9, 1993 → May 3, 1994 · 2 discs
K6ZNK · General · issued Apr 17, 1984, expires Apr 17, 1994
HERMAN B MARTIN
POB 1221, YUBA CITY, CA 95991

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Oct 18, 2026 · 50 snapshots · as K6ZNK
HERMAN B MARTIN
PO Box 1221
YUBA CITY, CA 95991
39.0155, -121.6112 (ZIP center) · Grid CM99ea · CQ 3 · ITU 6 · map ↗

K6ZNK 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.

1994 → 1995 · 2 editions
K6ZNK · class G
Herman B Martin
Pob 1221, Yuba City, CA 95991
1994 p.1254, 1995 p.1371
1984 · 1 edition
K6ZNK · class G
Herman Martin
P08 1111, Yuba City, CA 95991
Winter 1984 p.889
1980 → 1982 · 3 editions
K6ZNK · class G
Herman B Martin
Pob 1221, Yuba City, CA 95991
Winter 1980 p.793, 1981 p.730, Winter 1982 p.827
1970 → 1979 · 8 editions
K6ZNK · class C
Herman B Martin
Box 1221, Yuba City 95991
Spring 1970 p.451, Fall 1971 p.451, Winter 1972 p.455, Winter 1973 p.455, 1974 p.426, Winter 1975 p.451, Winter 1976 p.459, Winter 1979 p.241
1969 · 1 edition
K6ZNK · class C
Herman B . M A R T I N
2 0 0 Clinton S T, Yuba C I T Y
Summer 1969 p.444
1965 → 1968 · 3 editions
K6ZNK · class C
Herman Ba Martin
200 Clinton St, Yut\a City
Summer 1965 p.405, Winter 1968 p.440, Summer 1968 p.456
1964 · 1 edition
K6ZNK
H E R M A N B. M A R T I N
2 0 0 C L I N T O N St, Y U B A C I T Y
Fall 1964 p.396
1963 · 1 edition
K6ZNK
Herman Be Martin1 182 Clinton St
Yuba City
Summer 1963 p.422
1962 · 1 edition
K6ZNK
Herman B T M A R T I N T Rfd 2 T Box 3 0 8 T Yuba C I T Y

Fall 1962 p.404
1961 · 1 edition
K6ZNK
Herman B. Martin* Rfd 2# Box 308# Yuba City

Spring 1961 p.404
1958 · 1 edition
K6ZNK
Herman B. Martin
Rfd 2, Box 308, Yuba City
Summer 1958 p.339
None · 1 edition
K6ZNK · class G
Herman B Martin
Pob 1221, Yuba City
None p.777
None · 1 edition
K6ZNK · class C
Herman B Martin
Box 1221, Yuba City
None p.426

📡 On the Air: APRS, Digital & WSPR Spots

No APRS positions, PSK Reporter reports or WSPR spots for K6ZNK in the last 24 hours. They show up here within seconds of K6ZNK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.