Area Code +52-437-(9543000...9543089) located in Atolinga, Zacatecas (ZAC), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 437 Subscriber Number From : 9543000 Subscriber Number To : 9543089 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 : ZAC Region Name : Zacatecas City : Atolinga Timezone : America/Mexico_City Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 21.8000 Longitude : -103.4600 ‹ previous : +52-437-(9542816...9542999) next › : +52-437-(9543090...9543167) Dialling Instructions For trunk calls: 1 437 9543000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 437 9543000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9543000 ~ 9543089 (Count: 90) Example: +52-437-9543000 / 0052-437-9543000 (01437-9543000 / 01-437-9543000) +52-437-9543001 / 0052-437-9543001 (01437-9543001 / 01-437-9543001) +52-437-9543002 / 0052-437-9543002 (01437-9543002 / 01-437-9543002) +52-437-9543003 / 0052-437-9543003 (01437-9543003 / 01-437-9543003) +52-437-9543004 / 0052-437-9543004 (01437-9543004 / 01-437-9543004) ...+52-437-xxxxxxx / 0052-437-xxxxxxx (01437-xxxxxxx / 01-437-xxxxxxx) ...+52-437-9543085 / 0052-437-9543085 (01437-9543085 / 01-437-9543085) +52-437-9543086 / 0052-437-9543086 (01437-9543086 / 01-437-9543086) +52-437-9543087 / 0052-437-9543087 (01437-9543087 / 01-437-9543087) +52-437-9543088 / 0052-437-9543088 (01437-9543088 / 01-437-9543088) +52-437-9543089 / 0052-437-9543089 (01437-9543089 / 01-437-9543089)