City in modern day northern Iraq, outside of Mawsil. At approximately 39 degrees north latitude and 36 degrees east longitude. During the height of Tulunid eastern expansion, al-Rafiqa was at the point furthest east.
Rulers named in Tulunid Coins minted in al-Rafiqa
Rulers named in `AbbasidCoins minted in al-Rafiqa
American Numismatic Society http://www.amnumsoc.org/
Grabar, Oleg. The coinage of the Tulunids. New York, American Numismatic Society, 1957.