Area Code +52-55-(10000000...10009999) 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 : 10000000 Subscriber Number To : 10009999 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 : +52-499-(9925000...9926999) next › : +52-55-(10010000...10019999) Dialling Instructions For trunk calls: 1 55 10000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 55 10000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10000000 ~ 10009999 (Count: 10,000) Example: +52-55-10000000 / 0052-55-10000000 (0155-10000000 / 01-55-10000000) +52-55-10000001 / 0052-55-10000001 (0155-10000001 / 01-55-10000001) +52-55-10000002 / 0052-55-10000002 (0155-10000002 / 01-55-10000002) +52-55-10000003 / 0052-55-10000003 (0155-10000003 / 01-55-10000003) +52-55-10000004 / 0052-55-10000004 (0155-10000004 / 01-55-10000004) ...+52-55-xxxxxxxx / 0052-55-xxxxxxxx (0155-xxxxxxxx / 01-55-xxxxxxxx) ...+52-55-10009995 / 0052-55-10009995 (0155-10009995 / 01-55-10009995) +52-55-10009996 / 0052-55-10009996 (0155-10009996 / 01-55-10009996) +52-55-10009997 / 0052-55-10009997 (0155-10009997 / 01-55-10009997) +52-55-10009998 / 0052-55-10009998 (0155-10009998 / 01-55-10009998) +52-55-10009999 / 0052-55-10009999 (0155-10009999 / 01-55-10009999)