Area Code +1-787-(3720000...3729999) located in Santurce, 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 : 3720000 Subscriber Number To : 3729999 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 : Santurce Timezone : America/Puerto_Rico Coordinated Universal Time : -04:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 18.4400 Longitude : -66.0500 ‹ previous : +1-787-(3710000...3719999) next › : +1-787-(3730000...3730999) Dialling Instructions For trunk calls: 1 787 3720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 3720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3720000 ~ 3729999 (Count: 10,000) Example: +1-787-3720000 / 0111-787-3720000 (1787-3720000 / 1-787-3720000) +1-787-3720001 / 0111-787-3720001 (1787-3720001 / 1-787-3720001) +1-787-3720002 / 0111-787-3720002 (1787-3720002 / 1-787-3720002) +1-787-3720003 / 0111-787-3720003 (1787-3720003 / 1-787-3720003) +1-787-3720004 / 0111-787-3720004 (1787-3720004 / 1-787-3720004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-3729995 / 0111-787-3729995 (1787-3729995 / 1-787-3729995) +1-787-3729996 / 0111-787-3729996 (1787-3729996 / 1-787-3729996) +1-787-3729997 / 0111-787-3729997 (1787-3729997 / 1-787-3729997) +1-787-3729998 / 0111-787-3729998 (1787-3729998 / 1-787-3729998) +1-787-3729999 / 0111-787-3729999 (1787-3729999 / 1-787-3729999)