CodeCountryRegionCityOperatorAdded
+1 206 USAWashingtonOlympia2013-01-08
+1 206 USAWA W Washington state: Seattle and Bainbridge Island2013-08-22
+1 206 USASeattle, WA2013-10-18
+1 206 201USAKingSeattle, WATeleport Communications Group - Seattle, Landline2013-10-18