Area Code +52-81-(10050000...10059999) located in Monterrey, Nuevo León (NLE), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 Cell Prefix : 1 National Destination Code : 81 Subscriber Number From : 10050000 Subscriber Number To : 10059999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : RADIOMOVIL DIPSA, 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 : NLE Region Name : Nuevo León City : Monterrey Timezone : America/Monterrey Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 25.6700 Longitude : -100.3100 ‹ previous : +52-81-(10040000...10049999) next › : +52-81-(10060000...10069999) Dialling Instructions For trunk calls: 1 81 10050000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 81 10050000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10050000 ~ 10059999 (Count: 10,000) Example: +52-81-10050000 / 0052-81-10050000 (0181-10050000 / 01-81-10050000) +52-81-10050001 / 0052-81-10050001 (0181-10050001 / 01-81-10050001) +52-81-10050002 / 0052-81-10050002 (0181-10050002 / 01-81-10050002) +52-81-10050003 / 0052-81-10050003 (0181-10050003 / 01-81-10050003) +52-81-10050004 / 0052-81-10050004 (0181-10050004 / 01-81-10050004) ...+52-81-xxxxxxxx / 0052-81-xxxxxxxx (0181-xxxxxxxx / 01-81-xxxxxxxx) ...+52-81-10059995 / 0052-81-10059995 (0181-10059995 / 01-81-10059995) +52-81-10059996 / 0052-81-10059996 (0181-10059996 / 01-81-10059996) +52-81-10059997 / 0052-81-10059997 (0181-10059997 / 01-81-10059997) +52-81-10059998 / 0052-81-10059998 (0181-10059998 / 01-81-10059998) +52-81-10059999 / 0052-81-10059999 (0181-10059999 / 01-81-10059999)