Area Code +1-787-(4550000...4550999) located in Rio Piedras, 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 : 4550000 Subscriber Number To : 4550999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : NEW CINGULAR WRLS GA 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 : Rio Piedras Timezone : America/Puerto_Rico Coordinated Universal Time : -04:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 18.4000 Longitude : -66.0500 ‹ previous : +1-787-(4549000...4549999) next › : +1-787-(4551000...4551999) Dialling Instructions For trunk calls: 1 787 4550000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 4550000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4550000 ~ 4550999 (Count: 1,000) Example: +1-787-4550000 / 0111-787-4550000 (1787-4550000 / 1-787-4550000) +1-787-4550001 / 0111-787-4550001 (1787-4550001 / 1-787-4550001) +1-787-4550002 / 0111-787-4550002 (1787-4550002 / 1-787-4550002) +1-787-4550003 / 0111-787-4550003 (1787-4550003 / 1-787-4550003) +1-787-4550004 / 0111-787-4550004 (1787-4550004 / 1-787-4550004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-4550995 / 0111-787-4550995 (1787-4550995 / 1-787-4550995) +1-787-4550996 / 0111-787-4550996 (1787-4550996 / 1-787-4550996) +1-787-4550997 / 0111-787-4550997 (1787-4550997 / 1-787-4550997) +1-787-4550998 / 0111-787-4550998 (1787-4550998 / 1-787-4550998) +1-787-4550999 / 0111-787-4550999 (1787-4550999 / 1-787-4550999)