Area Code +52-643-(4430000...4430607) located in Cajeme, Sonora (SON), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 643 Subscriber Number From : 4430000 Subscriber Number To : 4430607 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 : SON Region Name : Sonora City : Cajeme Timezone : America/Hermosillo Coordinated Universal Time : -07:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 27.2600 Longitude : -109.9500 ‹ previous : +52-643-(4425376...4425700) next › : +52-643-(4430608...4430999) Dialling Instructions For trunk calls: 1 643 4430000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 643 4430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4430000 ~ 4430607 (Count: 608) Example: +52-643-4430000 / 0052-643-4430000 (01643-4430000 / 01-643-4430000) +52-643-4430001 / 0052-643-4430001 (01643-4430001 / 01-643-4430001) +52-643-4430002 / 0052-643-4430002 (01643-4430002 / 01-643-4430002) +52-643-4430003 / 0052-643-4430003 (01643-4430003 / 01-643-4430003) +52-643-4430004 / 0052-643-4430004 (01643-4430004 / 01-643-4430004) ...+52-643-xxxxxxx / 0052-643-xxxxxxx (01643-xxxxxxx / 01-643-xxxxxxx) ...+52-643-4430603 / 0052-643-4430603 (01643-4430603 / 01-643-4430603) +52-643-4430604 / 0052-643-4430604 (01643-4430604 / 01-643-4430604) +52-643-4430605 / 0052-643-4430605 (01643-4430605 / 01-643-4430605) +52-643-4430606 / 0052-643-4430606 (01643-4430606 / 01-643-4430606) +52-643-4430607 / 0052-643-4430607 (01643-4430607 / 01-643-4430607)