Area Code +52-636-(6974000...6974127) located in Ascensión, 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 : 6974000 Subscriber Number To : 6974127 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 : Ascensión Timezone : America/Chihuahua Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 31.5300 Longitude : -107.7400 ‹ previous : +52-636-(6973000...6973999) next › : +52-636-(6974128...6974255) Dialling Instructions For trunk calls: 1 636 6974000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 636 6974000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6974000 ~ 6974127 (Count: 128) Example: +52-636-6974000 / 0052-636-6974000 (01636-6974000 / 01-636-6974000) +52-636-6974001 / 0052-636-6974001 (01636-6974001 / 01-636-6974001) +52-636-6974002 / 0052-636-6974002 (01636-6974002 / 01-636-6974002) +52-636-6974003 / 0052-636-6974003 (01636-6974003 / 01-636-6974003) +52-636-6974004 / 0052-636-6974004 (01636-6974004 / 01-636-6974004) ...+52-636-xxxxxxx / 0052-636-xxxxxxx (01636-xxxxxxx / 01-636-xxxxxxx) ...+52-636-6974123 / 0052-636-6974123 (01636-6974123 / 01-636-6974123) +52-636-6974124 / 0052-636-6974124 (01636-6974124 / 01-636-6974124) +52-636-6974125 / 0052-636-6974125 (01636-6974125 / 01-636-6974125) +52-636-6974126 / 0052-636-6974126 (01636-6974126 / 01-636-6974126) +52-636-6974127 / 0052-636-6974127 (01636-6974127 / 01-636-6974127)