Area Code +1-970-(4030000...4030999) located in Durango, Colorado (CO), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 970 Subscriber Number From : 4030000 Subscriber Number To : 4030999 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 : ZIPPYTECH INC 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 : CO Region Name : Colorado City : Durango Timezone : America/Denver Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 37.2700 Longitude : -107.8800 ‹ previous : +1-970-(4020000...4029999) next › : +1-970-(4031000...4031999) Dialling Instructions For trunk calls: 0 970 4030000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 970 4030000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4030000 ~ 4030999 (Count: 1,000) Example: +1-970-4030000 / 0111-970-4030000 (1970-4030000 / 1-970-4030000) +1-970-4030001 / 0111-970-4030001 (1970-4030001 / 1-970-4030001) +1-970-4030002 / 0111-970-4030002 (1970-4030002 / 1-970-4030002) +1-970-4030003 / 0111-970-4030003 (1970-4030003 / 1-970-4030003) +1-970-4030004 / 0111-970-4030004 (1970-4030004 / 1-970-4030004) ...+1-970-xxxxxxx / 0111-970-xxxxxxx (1970-xxxxxxx / 1-970-xxxxxxx) ...+1-970-4030995 / 0111-970-4030995 (1970-4030995 / 1-970-4030995) +1-970-4030996 / 0111-970-4030996 (1970-4030996 / 1-970-4030996) +1-970-4030997 / 0111-970-4030997 (1970-4030997 / 1-970-4030997) +1-970-4030998 / 0111-970-4030998 (1970-4030998 / 1-970-4030998) +1-970-4030999 / 0111-970-4030999 (1970-4030999 / 1-970-4030999)