Area Code +1-787-(3740000...3749999) located in Trujillo Alto, Puerto Rico (PR), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 787 Subscriber Number From : 3740000 Subscriber Number To : 3749999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : CLARO PUERTO RICO Click here to buy Puerto Rico Area Code Database Other Information Language Code : es (Spanish) Country Number : 630 (Puerto Rico) Country Code : PR (Puerto Rico) Region Code : PR Region Name : Puerto Rico City : Trujillo Alto Timezone : America/Puerto_Rico Coordinated Universal Time : -04:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 18.3500 Longitude : -66.0100 ‹ previous : +1-787-(3739000...3739999) next › : +1-787-(3750000...3759999) Dialling Instructions For trunk calls: 1 787 3740000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 3740000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3740000 ~ 3749999 (Count: 10,000) Example: +1-787-3740000 / 0111-787-3740000 (1787-3740000 / 1-787-3740000) +1-787-3740001 / 0111-787-3740001 (1787-3740001 / 1-787-3740001) +1-787-3740002 / 0111-787-3740002 (1787-3740002 / 1-787-3740002) +1-787-3740003 / 0111-787-3740003 (1787-3740003 / 1-787-3740003) +1-787-3740004 / 0111-787-3740004 (1787-3740004 / 1-787-3740004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-3749995 / 0111-787-3749995 (1787-3749995 / 1-787-3749995) +1-787-3749996 / 0111-787-3749996 (1787-3749996 / 1-787-3749996) +1-787-3749997 / 0111-787-3749997 (1787-3749997 / 1-787-3749997) +1-787-3749998 / 0111-787-3749998 (1787-3749998 / 1-787-3749998) +1-787-3749999 / 0111-787-3749999 (1787-3749999 / 1-787-3749999)