Area Code +52-437-(1003000...1003999) located in Tlaltenango de Sánchez Román, Zacatecas (ZAC), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 Cell Prefix : 1 National Destination Code : 437 Subscriber Number From : 1003000 Subscriber Number To : 1003999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : RADIOMOVIL DIPSA, S.A. 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 : ZAC Region Name : Zacatecas City : Tlaltenango de Sánchez Román Timezone : America/Mexico_City Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 21.7800 Longitude : -103.3000 ‹ previous : +52-437-(1002000...1002999) next › : +52-437-(1004000...1004999) Dialling Instructions For trunk calls: 1 437 1003000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 437 1003000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1003000 ~ 1003999 (Count: 1,000) Example: +52-437-1003000 / 0052-437-1003000 (01437-1003000 / 01-437-1003000) +52-437-1003001 / 0052-437-1003001 (01437-1003001 / 01-437-1003001) +52-437-1003002 / 0052-437-1003002 (01437-1003002 / 01-437-1003002) +52-437-1003003 / 0052-437-1003003 (01437-1003003 / 01-437-1003003) +52-437-1003004 / 0052-437-1003004 (01437-1003004 / 01-437-1003004) ...+52-437-xxxxxxx / 0052-437-xxxxxxx (01437-xxxxxxx / 01-437-xxxxxxx) ...+52-437-1003995 / 0052-437-1003995 (01437-1003995 / 01-437-1003995) +52-437-1003996 / 0052-437-1003996 (01437-1003996 / 01-437-1003996) +52-437-1003997 / 0052-437-1003997 (01437-1003997 / 01-437-1003997) +52-437-1003998 / 0052-437-1003998 (01437-1003998 / 01-437-1003998) +52-437-1003999 / 0052-437-1003999 (01437-1003999 / 01-437-1003999)