Area Code +56-55-(2310000...2319999) located in Antofagasta, Región de Antofagasta (AN), more detail is as below. Place International Dialing Code : 56 National Destination Code : 55 Subscriber Number From : 2310000 Subscriber Number To : 2319999 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 : Compañía de Telecomunicaciones de Chile 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-(2300000...2309999) next › : +56-55-(2320000...2329999) Dialling Instructions For trunk calls: - 55 2310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 56 55 2310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2310000 ~ 2319999 (Count: 10,000) Example: +56-55-2310000 / 56-55-2310000 (55-2310000 / -55-2310000) +56-55-2310001 / 56-55-2310001 (55-2310001 / -55-2310001) +56-55-2310002 / 56-55-2310002 (55-2310002 / -55-2310002) +56-55-2310003 / 56-55-2310003 (55-2310003 / -55-2310003) +56-55-2310004 / 56-55-2310004 (55-2310004 / -55-2310004) ...+56-55-xxxxxxx / 56-55-xxxxxxx (55-xxxxxxx / -55-xxxxxxx) ...+56-55-2319995 / 56-55-2319995 (55-2319995 / -55-2319995) +56-55-2319996 / 56-55-2319996 (55-2319996 / -55-2319996) +56-55-2319997 / 56-55-2319997 (55-2319997 / -55-2319997) +56-55-2319998 / 56-55-2319998 (55-2319998 / -55-2319998) +56-55-2319999 / 56-55-2319999 (55-2319999 / -55-2319999)