🕒 FCC license data updated today 9:45 am CDT · 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)
KA6MAC HAM
✅ Available for a vanity request — free since Jun 29, 2007.
2x3 call: any licensee can request it.
No pending applications list it.
Last requested Jul 22, 2025 as choice 2:
not granted, that applicant got KW6MAC instead.
Not currently held
· 1 holder on record
· available since Jun 29, 2007
Previous holder: PATRICK K MAHAFFEY
Held KA6MAC Sep 3, 1985 → Jun 28, 2005
· first licensed Sep 3, 1985 as KA6MAC
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1981 as KA6MAC, before the FCC's online records
KA6MACExpiredTechnician PlusSep 3, 1985 → Jun 28, 2005 (expired)
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 26, 1995 → Apr 17, 2003 · 15 discs KA6MAC
· Technician Plus · issued Jun 28, 1995, expires Jun 28, 2005
PATRICK K. MAHAFFEY
2820 COLLINGWOOD ST, RIVERSIDE, CA 92504-4604
Seen Oct 31, 1994 → May 12, 1995 · 2 discs KA6MAC
· Technician Plus · issued Sep 3, 1985, expires Sep 3, 1995
PATRICK K MAHAFFEY
2820 COLLINGWOOD, RIVERSIDE, CA 92504
Seen Sep 9, 1993 → May 3, 1994 · 2 discs KA6MAC
· Technician · issued Sep 3, 1985, expires Sep 3, 1995
PATRICK K MAHAFFEY
2820 COLLINGWOOD, RIVERSIDE, CA 92504
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 KA6MAC
PATRICK K MAHAFFEY
2820 COLLINGWOOD ST, RIVERSIDE, CA 92504-4604
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 KA6MAC · class P
Patrick K Mahaffey 1810 Collingwood St, Riverside, CA 91504 1997 p.1298
1996 · 1 edition KA6MAC · class T
Patrick K Mahalle1 2820 Coulngwood, Riverside, CA 92504 1996 p.1251
1988 → 1995 · 4 editions KA6MAC · class T
Patrick K Mahaffey 2820 Collingwood, Riverside, CA 92504 Winter 1988 p.851, Winter 1990 p.871, 1994 p.1116, 1995 p.1233
1984 · 1 edition KA6MAC · class T
Patrick K Mahaffey 231& Delaware, Huntin~on Beach Ca 92b4b Winter 1984 p.817
None → 1983 · 3 editions KA6MAC · class T
Patrick K Mahaffey 2316 Delaware, Huntington Beach None p.706, 1981 p.673, Winter 1983 p.783
Others Requesting KA6MAC
2 applications listed KA6MAC as a choice, newest first.
No APRS positions, PSK Reporter reports or WSPR spots for KA6MAC in the last 24 hours. They show up here within seconds of KA6MAC beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.