N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 2026) · next update today 8:30 am CDT
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HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIW0CBP HAM
✅ Available for a vanity request — free since Aug 31, 2026.
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
📬 QSL: LoTW user · last upload Aug 30, 2024 · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record · available since Aug 31, 2026
Previous holder: Christopher B Pfeifer
Held W0CBP Jun 28, 2022 → Aug 30, 2024 · first licensed Dec 23, 2021 as KF0HNP · 3 licenses · FRN 0031631419
-
📦 Moved: Pierre, SD → Sioux Falls, SD
- Licensee
- Christopher B Pfeifer
- Address
- 5300 S Marion Rd #419
Sioux Falls, SD 57106
- FRN
- 0031631419
- Previous call
- W0CBP (General)
- Last granted
- Aug 30, 2024
- Effective
- Aug 11, 2026
- Last action
- Aug 11, 2026
FCC actions (3)
- Aug 11, 2026 — Administrative update LIAUA
- Aug 30, 2024 — Vanity call sign granted VANGRT
- Aug 30, 2024 — License issued LIISS
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- Licensee
- Christopher B Pfeifer
- Address
- 2300 SD Hwy 1804
Pierre, SD 57501
- FRN
- 0031631419
- Previous call
- KF0HNP (General)
- Last granted
- Jun 28, 2022
- Effective
- Jul 20, 2022
- Last action
- Aug 30, 2024
FCC actions (4)
- Aug 30, 2024 — License canceled LICAN
- Jul 20, 2022 — License modified LIMOD
- Jun 28, 2022 — Vanity call sign granted VANGRT
- Jun 28, 2022 — License issued LIISS
-
- Licensee
- Christopher B Pfeifer
- Address
- 2300 SD Hwy 1804
Pierre, SD 57501
- FRN
- 0031631419
- Last granted
- Dec 23, 2021
- Effective
- Apr 26, 2022
- Last action
- Jun 28, 2022
FCC actions (4)
- Jun 28, 2022 — License canceled LICAN
- Apr 26, 2022 — License modified LIMOD
- Dec 23, 2021 — License issued LIISS
- Dec 23, 2021 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Others requesting W0CBP
1 application listed W0CBP as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Jun 9, 2022 | Jun 27, 2022 | KF0HNP · Christopher B Pfeifer · Pierre, SD | 1 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for W0CBP in the last 24 hours. They show up here within seconds of W0CBP beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.