Area Code +52-81-(10904000...10905999) located in Guadalupe, 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 : 10904000 Subscriber Number To : 10905999 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 : TELEFONOS DE MEXICO, S.A.B. 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 : Guadalupe Timezone : America/Monterrey Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 25.6800 Longitude : -100.2400 ‹ previous : +52-81-(10900000...10903999) next › : +52-81-(10906000...10907999) Dialling Instructions For trunk calls: 1 81 10904000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 81 10904000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10904000 ~ 10905999 (Count: 2,000) Example: +52-81-10904000 / 0052-81-10904000 (0181-10904000 / 01-81-10904000) +52-81-10904001 / 0052-81-10904001 (0181-10904001 / 01-81-10904001) +52-81-10904002 / 0052-81-10904002 (0181-10904002 / 01-81-10904002) +52-81-10904003 / 0052-81-10904003 (0181-10904003 / 01-81-10904003) +52-81-10904004 / 0052-81-10904004 (0181-10904004 / 01-81-10904004) ...+52-81-xxxxxxxx / 0052-81-xxxxxxxx (0181-xxxxxxxx / 01-81-xxxxxxxx) ...+52-81-10905995 / 0052-81-10905995 (0181-10905995 / 01-81-10905995) +52-81-10905996 / 0052-81-10905996 (0181-10905996 / 01-81-10905996) +52-81-10905997 / 0052-81-10905997 (0181-10905997 / 01-81-10905997) +52-81-10905998 / 0052-81-10905998 (0181-10905998 / 01-81-10905998) +52-81-10905999 / 0052-81-10905999 (0181-10905999 / 01-81-10905999)