• Free database telephone area codes of cities and operators worldwide. More 690,000 codes.
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 CodeCountryRegionCityOperatorAdded
+1Canada
+1USA
+1 319 USAIowaDubuque2013-01-08
+1 319 USAIA E Iowa: Cedar Rapids (see split 563)2013-08-22
+1 319 USACedar Rapids, IA2013-10-18
+1 319 363USALinnCedar Rapids, IAQwest Corporation, Landline2013-10-18