Area Code +52-55-(12530000...12539999) located in Tlalnepantla de Baz, México (MEX), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 55 Subscriber Number From : 12530000 Subscriber Number To : 12539999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : ALESTRA, S. DE R.L. 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 : MEX Region Name : México City : Tlalnepantla de Baz Timezone : America/Mexico_City Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 19.5400 Longitude : -99.1900 ‹ previous : +52-55-(12520000...12529999) next › : +52-55-(12540000...12549999) Dialling Instructions For trunk calls: 1 55 12530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 55 12530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 12530000 ~ 12539999 (Count: 10,000) Example: +52-55-12530000 / 0052-55-12530000 (0155-12530000 / 01-55-12530000) +52-55-12530001 / 0052-55-12530001 (0155-12530001 / 01-55-12530001) +52-55-12530002 / 0052-55-12530002 (0155-12530002 / 01-55-12530002) +52-55-12530003 / 0052-55-12530003 (0155-12530003 / 01-55-12530003) +52-55-12530004 / 0052-55-12530004 (0155-12530004 / 01-55-12530004) ...+52-55-xxxxxxxx / 0052-55-xxxxxxxx (0155-xxxxxxxx / 01-55-xxxxxxxx) ...+52-55-12539995 / 0052-55-12539995 (0155-12539995 / 01-55-12539995) +52-55-12539996 / 0052-55-12539996 (0155-12539996 / 01-55-12539996) +52-55-12539997 / 0052-55-12539997 (0155-12539997 / 01-55-12539997) +52-55-12539998 / 0052-55-12539998 (0155-12539998 / 01-55-12539998) +52-55-12539999 / 0052-55-12539999 (0155-12539999 / 01-55-12539999)