Area Code +52-637-(1120000...1120999) located in Caborca, Sonora (SON), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 637 Subscriber Number From : 1120000 Subscriber Number To : 1120999 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 : CORPORACION DE TELECOMUNICACIONES REGIONALES, 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 : SON Region Name : Sonora City : Caborca Timezone : America/Hermosillo Coordinated Universal Time : -07:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 30.7200 Longitude : -112.1600 ‹ previous : +52-637-(1110000...1119999) next › : +52-637-(1130000...1139999) Dialling Instructions For trunk calls: 1 637 1120000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 637 1120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1120000 ~ 1120999 (Count: 1,000) Example: +52-637-1120000 / 0052-637-1120000 (01637-1120000 / 01-637-1120000) +52-637-1120001 / 0052-637-1120001 (01637-1120001 / 01-637-1120001) +52-637-1120002 / 0052-637-1120002 (01637-1120002 / 01-637-1120002) +52-637-1120003 / 0052-637-1120003 (01637-1120003 / 01-637-1120003) +52-637-1120004 / 0052-637-1120004 (01637-1120004 / 01-637-1120004) ...+52-637-xxxxxxx / 0052-637-xxxxxxx (01637-xxxxxxx / 01-637-xxxxxxx) ...+52-637-1120995 / 0052-637-1120995 (01637-1120995 / 01-637-1120995) +52-637-1120996 / 0052-637-1120996 (01637-1120996 / 01-637-1120996) +52-637-1120997 / 0052-637-1120997 (01637-1120997 / 01-637-1120997) +52-637-1120998 / 0052-637-1120998 (01637-1120998 / 01-637-1120998) +52-637-1120999 / 0052-637-1120999 (01637-1120999 / 01-637-1120999)