Area Code +52-637-(1017000...1019499) located in Caborca, Sonora (SON), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 Cell Prefix : 1 National Destination Code : 637 Subscriber Number From : 1017000 Subscriber Number To : 1019499 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : PEGASO PCS, 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-(1010000...1014999) next › : +52-637-(1019500...1019999) Dialling Instructions For trunk calls: 1 637 1017000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 637 1017000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1017000 ~ 1019499 (Count: 2,500) Example: +52-637-1017000 / 0052-637-1017000 (01637-1017000 / 01-637-1017000) +52-637-1017001 / 0052-637-1017001 (01637-1017001 / 01-637-1017001) +52-637-1017002 / 0052-637-1017002 (01637-1017002 / 01-637-1017002) +52-637-1017003 / 0052-637-1017003 (01637-1017003 / 01-637-1017003) +52-637-1017004 / 0052-637-1017004 (01637-1017004 / 01-637-1017004) ...+52-637-xxxxxxx / 0052-637-xxxxxxx (01637-xxxxxxx / 01-637-xxxxxxx) ...+52-637-1019495 / 0052-637-1019495 (01637-1019495 / 01-637-1019495) +52-637-1019496 / 0052-637-1019496 (01637-1019496 / 01-637-1019496) +52-637-1019497 / 0052-637-1019497 (01637-1019497 / 01-637-1019497) +52-637-1019498 / 0052-637-1019498 (01637-1019498 / 01-637-1019498) +52-637-1019499 / 0052-637-1019499 (01637-1019499 / 01-637-1019499)