Area Code +56-51-(7810000...7819999) located in La Serena, Región de Coquimbo (CO), more detail is as below. Place International Dialing Code : 56 National Destination Code : 51 Subscriber Number From : 7810000 Subscriber Number To : 7819999 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 : Entel Telefonía Local 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 : CO Region Name : Región de Coquimbo City : La Serena Timezone : America/Santiago Coordinated Universal Time : -04:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : -29.9100 Longitude : -71.2500 ‹ previous : +56-51-(7800000...7809999) next › : +56-51-(7820000...7829999) Dialling Instructions For trunk calls: - 51 7810000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 56 51 7810000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7810000 ~ 7819999 (Count: 10,000) Example: +56-51-7810000 / 56-51-7810000 (51-7810000 / -51-7810000) +56-51-7810001 / 56-51-7810001 (51-7810001 / -51-7810001) +56-51-7810002 / 56-51-7810002 (51-7810002 / -51-7810002) +56-51-7810003 / 56-51-7810003 (51-7810003 / -51-7810003) +56-51-7810004 / 56-51-7810004 (51-7810004 / -51-7810004) ...+56-51-xxxxxxx / 56-51-xxxxxxx (51-xxxxxxx / -51-xxxxxxx) ...+56-51-7819995 / 56-51-7819995 (51-7819995 / -51-7819995) +56-51-7819996 / 56-51-7819996 (51-7819996 / -51-7819996) +56-51-7819997 / 56-51-7819997 (51-7819997 / -51-7819997) +56-51-7819998 / 56-51-7819998 (51-7819998 / -51-7819998) +56-51-7819999 / 56-51-7819999 (51-7819999 / -51-7819999)