Area Code +56-55-(9740000...9749999) located in Antofagasta, Región de Antofagasta (AN), more detail is as below. Place International Dialing Code : 56 National Destination Code : 55 Subscriber Number From : 9740000 Subscriber Number To : 9749999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Telestar S.A. Click here to buy Chile Area Code Database Other Information Language Code : es (Spanish) Country Number : 152 (Chile) Country Code : CL (Chile) Region Code : AN Region Name : Región de Antofagasta City : Antofagasta Timezone : America/Santiago Coordinated Universal Time : -04:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : -23.6300 Longitude : -70.3900 ‹ previous : +56-55-(9730000...9739999) next › : +56-55-(9750000...9759999) Dialling Instructions For trunk calls: - 55 9740000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 56 55 9740000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9740000 ~ 9749999 (Count: 10,000) Example: +56-55-9740000 / 56-55-9740000 (55-9740000 / -55-9740000) +56-55-9740001 / 56-55-9740001 (55-9740001 / -55-9740001) +56-55-9740002 / 56-55-9740002 (55-9740002 / -55-9740002) +56-55-9740003 / 56-55-9740003 (55-9740003 / -55-9740003) +56-55-9740004 / 56-55-9740004 (55-9740004 / -55-9740004) ...+56-55-xxxxxxx / 56-55-xxxxxxx (55-xxxxxxx / -55-xxxxxxx) ...+56-55-9749995 / 56-55-9749995 (55-9749995 / -55-9749995) +56-55-9749996 / 56-55-9749996 (55-9749996 / -55-9749996) +56-55-9749997 / 56-55-9749997 (55-9749997 / -55-9749997) +56-55-9749998 / 56-55-9749998 (55-9749998 / -55-9749998) +56-55-9749999 / 56-55-9749999 (55-9749999 / -55-9749999)