Area Code +1-509-(2040000...2049999) located in Walla Walla, 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 : 2040000 Subscriber Number To : 2049999 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 : Walla Walla Timezone : America/Los_Angeles Coordinated Universal Time : -08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 46.0700 Longitude : -118.3400 ‹ previous : +1-509-(2037000...2037999) next › : +1-509-(2050000...2050999) Dialling Instructions For trunk calls: 0 509 2040000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 509 2040000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2040000 ~ 2049999 (Count: 10,000) Example: +1-509-2040000 / 0111-509-2040000 (1509-2040000 / 1-509-2040000) +1-509-2040001 / 0111-509-2040001 (1509-2040001 / 1-509-2040001) +1-509-2040002 / 0111-509-2040002 (1509-2040002 / 1-509-2040002) +1-509-2040003 / 0111-509-2040003 (1509-2040003 / 1-509-2040003) +1-509-2040004 / 0111-509-2040004 (1509-2040004 / 1-509-2040004) ...+1-509-xxxxxxx / 0111-509-xxxxxxx (1509-xxxxxxx / 1-509-xxxxxxx) ...+1-509-2049995 / 0111-509-2049995 (1509-2049995 / 1-509-2049995) +1-509-2049996 / 0111-509-2049996 (1509-2049996 / 1-509-2049996) +1-509-2049997 / 0111-509-2049997 (1509-2049997 / 1-509-2049997) +1-509-2049998 / 0111-509-2049998 (1509-2049998 / 1-509-2049998) +1-509-2049999 / 0111-509-2049999 (1509-2049999 / 1-509-2049999)