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Continue to ChatSL8SUB - 1st Submarine Flotillas official military amateur radio call sign https://qrznow.com/sl8sub-1st-submarine-flotillas-official-military-amateur-radio-call-sign/
SL8SUB - 1st Submarine Flotillas official military amateur radio call sign https://qrznow.com/sl8sub-1st-submarine-flotillas-official-military-amateur-radio-call-sign/