Area Code +52-55-(10400000...10409999) located in Azcapotzalco, Distrito Federal (DIF), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 Cell Prefix : 1 National Destination Code : 55 Subscriber Number From : 10400000 Subscriber Number To : 10409999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : NII DIGITAL, 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 : DIF Region Name : Distrito Federal City : Azcapotzalco Timezone : America/Mexico_City Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 19.4800 Longitude : -99.1800 ‹ previous : +52-55-(10399000...10399999) next › : +52-55-(10410000...10419999) Dialling Instructions For trunk calls: 1 55 10400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 55 10400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10400000 ~ 10409999 (Count: 10,000) Example: +52-55-10400000 / 0052-55-10400000 (0155-10400000 / 01-55-10400000) +52-55-10400001 / 0052-55-10400001 (0155-10400001 / 01-55-10400001) +52-55-10400002 / 0052-55-10400002 (0155-10400002 / 01-55-10400002) +52-55-10400003 / 0052-55-10400003 (0155-10400003 / 01-55-10400003) +52-55-10400004 / 0052-55-10400004 (0155-10400004 / 01-55-10400004) ...+52-55-xxxxxxxx / 0052-55-xxxxxxxx (0155-xxxxxxxx / 01-55-xxxxxxxx) ...+52-55-10409995 / 0052-55-10409995 (0155-10409995 / 01-55-10409995) +52-55-10409996 / 0052-55-10409996 (0155-10409996 / 01-55-10409996) +52-55-10409997 / 0052-55-10409997 (0155-10409997 / 01-55-10409997) +52-55-10409998 / 0052-55-10409998 (0155-10409998 / 01-55-10409998) +52-55-10409999 / 0052-55-10409999 (0155-10409999 / 01-55-10409999)