N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 14, 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)W6CSZ HAM
✅ Available for a vanity request — free since Aug 16, 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 Aug 16, 2006
Previous holder: TREFRY A ROSS
Held W6CSZ Jan 25, 1985 → Aug 15, 2004
· first licensed Jan 25, 1985 as W6CSZ
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1948 as W6CSZ, before the FCC's online records
-
- Licensee
- TREFRY A ROSS
- Address
- 8701 S KOLB RD SP 8 176
TUCSON, AZ 85706
- Last granted
- Aug 15, 1994
- Effective
- Aug 15, 1994
- Last action
- Aug 16, 2006
FCC actions (1)
- Aug 16, 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 Oct 31, 1994 → Apr 17, 2003 · 17 discs
W6CSZ · Amateur Extra · issued Aug 15, 1994, expires Aug 15, 2004
TREFRY A. ROSS
8701 S KOLB RD SP 8 176, TUCSON, AZ 85706 - Seen Sep 9, 1993 → May 3, 1994 · 2 discs
W6CSZ · Advanced · issued Jan 25, 1985, expires Jan 25, 1995
TREFRY A ROSS
28 MONTANA ST, POINT RICHMOND, CA 94801
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 W6CSZ
TREFRY A ROSS
8701 S KOLB RD SP 8 176, TUCSON, AZ 85706
W6CSZ 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.
- 1997 · 1 edition
W6CSZ · class E
Trefry A Ross
B701 S Kolb Rd Sp B 176, Tucson, AZ 85706
1997 p.1179 - 1996 · 1 edition
W6CSZ
E Trtfr] A Ross
8701 S Kolb Rd Sp 8 176, Tucson, AZ 85706
1996 p.1137 - 1995 · 1 edition
W6CSZ · class E
Trefry A Ross
B701 S Kolb Rd Sp B 176, Tucson Az B570b
1995 p.1119 - 1994 · 1 edition
W6CSZ · class A
Trefry A Ross
8701 S Kolb Rd Sp 8-176, Tucson, AZ 85706
1994 p.1018 - 1988 → 1992 · 3 editions
W6CSZ · class A
Trefry A Ross
28 Montana St, Point Richmond, CA 94801
Winter 1988 p.777, Winter 1989 p.784, 1992 p.889 - 1987 · 1 edition
W6CSZ · class A
T Rtfry A Ross
1b Montana St, P~nt Richmond, CA 94801
Winter 1987 p.757 - 1986 · 1 edition
W6CSZ · class A
Trefry A Ross
Zb Montana St, Point Richmond, CA 94801
Winter 1986 p.745 - 1981 · 1 edition
W6CSZ · class A
Trefry A Ross
133 Maricopa Ct Apt 3, Pleasant Hill
1981 p.606 - 1978 → 1980 · 3 editions
W6CSZ · class A
Trefry A Ross
4 Admiral Dr-#221, Emeryville « 94608
Winter 1978 p.590, Winter 1979 p.638, Winter 1980 p.673 - 1971 → 1976 · 6 editions
W6CSZ · class A
Trefry A Ross
141 Ardmore Way, Benicia
Winter 1971 p.382, Fall 1971 p.383, Winter 1973 p.386, 1974 p.357, Winter 1975 p.383, Winter 1976 p.391 - 1969 · 1 edition
W6CSZ
A Thhmax.
Summer 1969 p.376 - 1966 · 1 edition
W6CSZ
Trefry A. Ross. J9 Stairley St. Point Richmond
Spring 1966 p.348 - 1961 → 1965 · 5 editions
W6CSZ
Trefry A. Ross
2410 Stokes Av, Plnolf
Fall 1961 p.359, Fall 1962 p.345, Summer 1963 p.363, Fall 1964 p.339, Summer 1965 p.346 - 1961 · 1 edition
W6CSZ
Trefry A. Ross* 2410 Stokes Av* Pinole
Spring 1961 p.344 - 1960 · 1 edition
W6CSZ
Trefry A. Ross
2410 Stokes Av, Pinole
Winter 1960 p.344 - 1957 · 1 edition
W6CSZ
T R E F R Y A . R O S S
119 H A Z E L A V E N U E, M I L L V A L L E Y
Fall 1957 p.284 - 1954 → 1956 · 3 editions
W6CSZ
Trefry A. Ross
119 Hazel Avenue, Mill Valley
Fall 1954 p.199, Fall 1955 p.239, Spring 1956 p.230 - 1953 → 1954 · 2 editions
W6CSZ
Trefry A. Ross
526 Comstock Drive, Mill Valley
Fall 1953 p.196, Spring 1954 p.204 - 1948 → 1952 · 5 editions
W6CSZ
Trefry A. Ross
210 Martina, Richmond
Fall 1948 p.147, Summer 1949 p.134, Summer 1950 p.139, Spring 1951 p.169, Fall 1952 p.187 - 1934 · 1 edition
W6CSZ
John H. Baldwin
637 Bush St., San Fran- St., Long Beach~ Calif.
Fall 1934 p.79 - None · 1 edition
W6CSZ · class A
Trefry A Ross
133 Maricopa Ct Apt 3, Pleasant Hill, CA 94523
None p.357
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for W6CSZ in the last 24 hours. They show up here within seconds of W6CSZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.