Area Code +1-787-(3810000...3819999) 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 : 3810000 Subscriber Number To : 3819999 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-(3800000...3809999) next › : +1-787-(3820000...3829999) Dialling Instructions For trunk calls: 1 787 3810000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 3810000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3810000 ~ 3819999 (Count: 10,000) Example: +1-787-3810000 / 0111-787-3810000 (1787-3810000 / 1-787-3810000) +1-787-3810001 / 0111-787-3810001 (1787-3810001 / 1-787-3810001) +1-787-3810002 / 0111-787-3810002 (1787-3810002 / 1-787-3810002) +1-787-3810003 / 0111-787-3810003 (1787-3810003 / 1-787-3810003) +1-787-3810004 / 0111-787-3810004 (1787-3810004 / 1-787-3810004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-3819995 / 0111-787-3819995 (1787-3819995 / 1-787-3819995) +1-787-3819996 / 0111-787-3819996 (1787-3819996 / 1-787-3819996) +1-787-3819997 / 0111-787-3819997 (1787-3819997 / 1-787-3819997) +1-787-3819998 / 0111-787-3819998 (1787-3819998 / 1-787-3819998) +1-787-3819999 / 0111-787-3819999 (1787-3819999 / 1-787-3819999)