73 by N0AGI

73 is the fastest way to look up any FCC-licensed amateur radio call sign — right from your pocket.

SEARCH & FILTER
- Search by call sign or operator name
- Filter by license class, status, state, and city
- FCC record: name, city/state, class, status, dates, previous call signs, FRN
- Recent searches remembered for quick re-lookup

FAVORITES
- Save any call sign to your Favorites list
- Stored locally — works offline
- Filter, search, and multi-select your saved list

CALL SIGN DETAIL
- QR code generation — share a call sign with a scan
- One-tap share sheet
- Direct link to call.n0agi.com record

THEMES
14 hand-crafted themes to match your shack:
Dark: Midnight, Solar, Matrix, Neon, Gaming, Ocean, Forest, Sandstone, Arctic, Spectrum
Light: Daylight, Sand, Sage, Plum

PRIVACY FIRST
No account. No ads. No tracking.
Your data never leaves your device.
Powered by the FCC Universal Licensing System.

UNLOCK
20-day free trial with full access.
One-time $1.99 purchase unlocks the app forever — no subscription.

73 de N0AGI