Area Code +52-671-(7912000...7912255) located in Viesca, Coahuila (COA), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 671 Subscriber Number From : 7912000 Subscriber Number To : 7912255 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 : COA Region Name : Coahuila City : Viesca Timezone : America/Monterrey Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 25.3300 Longitude : -103.4800 ‹ previous : +52-671-(7911120...7911269) next › : +52-671-(7913000...7913209) Dialling Instructions For trunk calls: 1 671 7912000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 671 7912000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7912000 ~ 7912255 (Count: 256) Example: +52-671-7912000 / 0052-671-7912000 (01671-7912000 / 01-671-7912000) +52-671-7912001 / 0052-671-7912001 (01671-7912001 / 01-671-7912001) +52-671-7912002 / 0052-671-7912002 (01671-7912002 / 01-671-7912002) +52-671-7912003 / 0052-671-7912003 (01671-7912003 / 01-671-7912003) +52-671-7912004 / 0052-671-7912004 (01671-7912004 / 01-671-7912004) ...+52-671-xxxxxxx / 0052-671-xxxxxxx (01671-xxxxxxx / 01-671-xxxxxxx) ...+52-671-7912251 / 0052-671-7912251 (01671-7912251 / 01-671-7912251) +52-671-7912252 / 0052-671-7912252 (01671-7912252 / 01-671-7912252) +52-671-7912253 / 0052-671-7912253 (01671-7912253 / 01-671-7912253) +52-671-7912254 / 0052-671-7912254 (01671-7912254 / 01-671-7912254) +52-671-7912255 / 0052-671-7912255 (01671-7912255 / 01-671-7912255)