Area Code +56-55-(2900000...2909999) located in Antofagasta, Región de Antofagasta (AN), more detail is as below. Place International Dialing Code : 56 National Destination Code : 55 Subscriber Number From : 2900000 Subscriber Number To : 2909999 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-(2890000...2899999) next › : +56-55-(2910000...2919999) Dialling Instructions For trunk calls: - 55 2900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 56 55 2900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2900000 ~ 2909999 (Count: 10,000) Example: +56-55-2900000 / 56-55-2900000 (55-2900000 / -55-2900000) +56-55-2900001 / 56-55-2900001 (55-2900001 / -55-2900001) +56-55-2900002 / 56-55-2900002 (55-2900002 / -55-2900002) +56-55-2900003 / 56-55-2900003 (55-2900003 / -55-2900003) +56-55-2900004 / 56-55-2900004 (55-2900004 / -55-2900004) ...+56-55-xxxxxxx / 56-55-xxxxxxx (55-xxxxxxx / -55-xxxxxxx) ...+56-55-2909995 / 56-55-2909995 (55-2909995 / -55-2909995) +56-55-2909996 / 56-55-2909996 (55-2909996 / -55-2909996) +56-55-2909997 / 56-55-2909997 (55-2909997 / -55-2909997) +56-55-2909998 / 56-55-2909998 (55-2909998 / -55-2909998) +56-55-2909999 / 56-55-2909999 (55-2909999 / -55-2909999)