Ham
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Instantly look up amateur radio callsigns from the US and worldwide. Get detailed license information, station locations, and beam headings. Also features vanity callsign hunting and real-time band conditions.
✓US FCC license lookup
✓Worldwide DX lookup
✓Vanity callsign hunting
✓Live HF propagation strip
✓Station location on map
✓Distance and beam heading
✓Phonetic callsign readout
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What's New in CallSign Check
1.0
August 14, 2026
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FAQ
Does CallSign Check have ads?
Yes, CallSign Check contains advertisements to support its development and operation.
What information does CallSign Check provide for US licenses?
For US licenses, CallSign Check provides the full name, license class, address, grant and expiration dates, FRN, and previous callsign from the FCC ULS database.
Can I find station locations with CallSign Check?
Yes, CallSign Check displays the station location on a map, along with its grid square. It also calculates the distance and beam heading from your current location.
Is CallSign Check suitable for finding vanity callsigns?
Yes, CallSign Check allows you to check if a callsign is currently assigned before filing a vanity application. It also offers advanced search by name, city, state, ZIP, or license class.
What are the band conditions shown in CallSign Check?
CallSign Check displays live HF propagation information including solar flux, A and K indices, and band-by-band day/night conditions on its home screen.
How does CallSign Check handle user data privacy?
Your device's position is never shared with the app or any third parties. All favorites and lookup history are stored locally on your device.
What devices is CallSign Check available on?
CallSign Check is available for iPhone and iPod devices.
How often is CallSign Check updated?
CallSign Check was last updated on August 14, 2026, with version 1.0.