Area Code +1-787-(6780000...6780999) located in Cayey, 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 : 6780000 Subscriber Number To : 6780999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : T-MOBILE USA 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 : Cayey Timezone : America/Puerto_Rico Coordinated Universal Time : -04:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 18.1100 Longitude : -66.1700 ‹ previous : +1-787-(6779000...6779999) next › : +1-787-(6781000...6781999) Dialling Instructions For trunk calls: 1 787 6780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 6780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6780000 ~ 6780999 (Count: 1,000) Example: +1-787-6780000 / 0111-787-6780000 (1787-6780000 / 1-787-6780000) +1-787-6780001 / 0111-787-6780001 (1787-6780001 / 1-787-6780001) +1-787-6780002 / 0111-787-6780002 (1787-6780002 / 1-787-6780002) +1-787-6780003 / 0111-787-6780003 (1787-6780003 / 1-787-6780003) +1-787-6780004 / 0111-787-6780004 (1787-6780004 / 1-787-6780004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-6780995 / 0111-787-6780995 (1787-6780995 / 1-787-6780995) +1-787-6780996 / 0111-787-6780996 (1787-6780996 / 1-787-6780996) +1-787-6780997 / 0111-787-6780997 (1787-6780997 / 1-787-6780997) +1-787-6780998 / 0111-787-6780998 (1787-6780998 / 1-787-6780998) +1-787-6780999 / 0111-787-6780999 (1787-6780999 / 1-787-6780999)