Area Code +1-509-(6200000...6209999) located in Coulee Dam, Washington (WA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 509 Subscriber Number From : 6200000 Subscriber Number To : 6209999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : 360NTWS (USA) - WA Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : WA Region Name : Washington City : Coulee Dam Timezone : America/Los_Angeles Coordinated Universal Time : -08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 47.9700 Longitude : -118.9800 ‹ previous : +1-509-(6199000...6199999) next › : +1-509-(6210000...6210999) Dialling Instructions For trunk calls: 0 509 6200000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 509 6200000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6200000 ~ 6209999 (Count: 10,000) Example: +1-509-6200000 / 0111-509-6200000 (1509-6200000 / 1-509-6200000) +1-509-6200001 / 0111-509-6200001 (1509-6200001 / 1-509-6200001) +1-509-6200002 / 0111-509-6200002 (1509-6200002 / 1-509-6200002) +1-509-6200003 / 0111-509-6200003 (1509-6200003 / 1-509-6200003) +1-509-6200004 / 0111-509-6200004 (1509-6200004 / 1-509-6200004) ...+1-509-xxxxxxx / 0111-509-xxxxxxx (1509-xxxxxxx / 1-509-xxxxxxx) ...+1-509-6209995 / 0111-509-6209995 (1509-6209995 / 1-509-6209995) +1-509-6209996 / 0111-509-6209996 (1509-6209996 / 1-509-6209996) +1-509-6209997 / 0111-509-6209997 (1509-6209997 / 1-509-6209997) +1-509-6209998 / 0111-509-6209998 (1509-6209998 / 1-509-6209998) +1-509-6209999 / 0111-509-6209999 (1509-6209999 / 1-509-6209999)