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来自维基百科,自由的百科全书
北魏永安二年(529年),割徐州琅邪郡、兖州东泰山郡置北徐州,治琅邪郡即丘县临沂城(今山东省临沂市兰山区)。辖境相当于今山东临沂市区、费县、平邑县、蒙阴县、兰陵县等地。
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