73 by N0AGI

73 v1.2 is live — now $2.99 one-time unlock. 20-day free trial first.

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