International Call Sign Prefixes

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Last seen: 2 years 7 months ago
Joined: 2017/03/22 - 23:16
International Call Sign Prefixes


I'm 3 days into WSPR - RX only for now. First ham activity for me for several years. Some fun. Hope to get TXing via a Raspberry Pi setup soon.

Found that I have forgotten the call sign prefixes for many countries, and couldn't find a one-page list on the Internet so I edited an on-line list into one. A copy is available here: - It's the third link from the bottom.


Tom, K4ZAD