Area Code +52-636-(6610000...6610127) located in Buenaventura, Chihuahua (CHH), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 636 Subscriber Number From : 6610000 Subscriber Number To : 6610127 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 : TELEFONOS DE MEXICO, S.A.B. DE C.V. Click here to buy Mexico Area Code Database Other Information Language Code : es (Spanish) Country Number : 484 (Mexico) Country Code : MX (Mexico) Region Code : CHH Region Name : Chihuahua City : Buenaventura Timezone : America/Chihuahua Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 29.9200 Longitude : -106.7900 ‹ previous : +52-636-(5960000...5960999) next › : +52-636-(6610128...6610255) Dialling Instructions For trunk calls: 1 636 6610000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 636 6610000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6610000 ~ 6610127 (Count: 128) Example: +52-636-6610000 / 0052-636-6610000 (01636-6610000 / 01-636-6610000) +52-636-6610001 / 0052-636-6610001 (01636-6610001 / 01-636-6610001) +52-636-6610002 / 0052-636-6610002 (01636-6610002 / 01-636-6610002) +52-636-6610003 / 0052-636-6610003 (01636-6610003 / 01-636-6610003) +52-636-6610004 / 0052-636-6610004 (01636-6610004 / 01-636-6610004) ...+52-636-xxxxxxx / 0052-636-xxxxxxx (01636-xxxxxxx / 01-636-xxxxxxx) ...+52-636-6610123 / 0052-636-6610123 (01636-6610123 / 01-636-6610123) +52-636-6610124 / 0052-636-6610124 (01636-6610124 / 01-636-6610124) +52-636-6610125 / 0052-636-6610125 (01636-6610125 / 01-636-6610125) +52-636-6610126 / 0052-636-6610126 (01636-6610126 / 01-636-6610126) +52-636-6610127 / 0052-636-6610127 (01636-6610127 / 01-636-6610127)