Area Code +1-623-(4553000...4553999) located in Phoenix, Arizona (AZ), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 623 Subscriber Number From : 4553000 Subscriber Number To : 4553999 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 : COX AZ TELCOM 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 : AZ Region Name : Arizona City : Phoenix Timezone : America/Phoenix Coordinated Universal Time : -07:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 33.4500 Longitude : -112.0700 ‹ previous : +1-623-(4552000...4552999) next › : +1-623-(4554000...4554999) Dialling Instructions For trunk calls: 0 623 4553000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 623 4553000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4553000 ~ 4553999 (Count: 1,000) Example: +1-623-4553000 / 0111-623-4553000 (1623-4553000 / 1-623-4553000) +1-623-4553001 / 0111-623-4553001 (1623-4553001 / 1-623-4553001) +1-623-4553002 / 0111-623-4553002 (1623-4553002 / 1-623-4553002) +1-623-4553003 / 0111-623-4553003 (1623-4553003 / 1-623-4553003) +1-623-4553004 / 0111-623-4553004 (1623-4553004 / 1-623-4553004) ...+1-623-xxxxxxx / 0111-623-xxxxxxx (1623-xxxxxxx / 1-623-xxxxxxx) ...+1-623-4553995 / 0111-623-4553995 (1623-4553995 / 1-623-4553995) +1-623-4553996 / 0111-623-4553996 (1623-4553996 / 1-623-4553996) +1-623-4553997 / 0111-623-4553997 (1623-4553997 / 1-623-4553997) +1-623-4553998 / 0111-623-4553998 (1623-4553998 / 1-623-4553998) +1-623-4553999 / 0111-623-4553999 (1623-4553999 / 1-623-4553999)