Area Code +52-444-(3870000...3876999) located in San Luis Potosí, San Luis (SLP), more detail is as below. Place International Dialing Code : 52 International Prefix : 00 National Prefix : 01 National Destination Code : 444 Subscriber Number From : 3870000 Subscriber Number To : 3876999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : GRUPO CABLE TV DE SAN LUIS POTOSI, 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 : SLP Region Name : San Luis City : San Luis Potosí Timezone : America/Mexico_City Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 22.1500 Longitude : -100.9800 ‹ previous : +52-444-(3860000...3869999) next › : +52-444-(3880000...3883999) Dialling Instructions For trunk calls: 1 444 3870000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 52 444 3870000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3870000 ~ 3876999 (Count: 7,000) Example: +52-444-3870000 / 0052-444-3870000 (01444-3870000 / 01-444-3870000) +52-444-3870001 / 0052-444-3870001 (01444-3870001 / 01-444-3870001) +52-444-3870002 / 0052-444-3870002 (01444-3870002 / 01-444-3870002) +52-444-3870003 / 0052-444-3870003 (01444-3870003 / 01-444-3870003) +52-444-3870004 / 0052-444-3870004 (01444-3870004 / 01-444-3870004) ...+52-444-xxxxxxx / 0052-444-xxxxxxx (01444-xxxxxxx / 01-444-xxxxxxx) ...+52-444-3876995 / 0052-444-3876995 (01444-3876995 / 01-444-3876995) +52-444-3876996 / 0052-444-3876996 (01444-3876996 / 01-444-3876996) +52-444-3876997 / 0052-444-3876997 (01444-3876997 / 01-444-3876997) +52-444-3876998 / 0052-444-3876998 (01444-3876998 / 01-444-3876998) +52-444-3876999 / 0052-444-3876999 (01444-3876999 / 01-444-3876999)