Area Code +52-81-(13450000...13459999) located in Monterrey, Nuevo León (NLE), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 81 Subscriber Number From : 13450000 Subscriber Number To : 13459999 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 : VPN DE MEXICO, 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-(13440000...13449999) next › : +52-81-(13460000...13469999) Dialling Instructions For trunk calls: 1 81 13450000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 81 13450000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 13450000 ~ 13459999 (Count: 10,000) Example: +52-81-13450000 / 0052-81-13450000 (0181-13450000 / 01-81-13450000) +52-81-13450001 / 0052-81-13450001 (0181-13450001 / 01-81-13450001) +52-81-13450002 / 0052-81-13450002 (0181-13450002 / 01-81-13450002) +52-81-13450003 / 0052-81-13450003 (0181-13450003 / 01-81-13450003) +52-81-13450004 / 0052-81-13450004 (0181-13450004 / 01-81-13450004) ...+52-81-xxxxxxxx / 0052-81-xxxxxxxx (0181-xxxxxxxx / 01-81-xxxxxxxx) ...+52-81-13459995 / 0052-81-13459995 (0181-13459995 / 01-81-13459995) +52-81-13459996 / 0052-81-13459996 (0181-13459996 / 01-81-13459996) +52-81-13459997 / 0052-81-13459997 (0181-13459997 / 01-81-13459997) +52-81-13459998 / 0052-81-13459998 (0181-13459998 / 01-81-13459998) +52-81-13459999 / 0052-81-13459999 (0181-13459999 / 01-81-13459999)