Area Code +1-787-(7770000...7770999) 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 : 7770000 Subscriber Number To : 7770999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : PUERTO RICO TEL CO 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-(7760000...7769999) next › : +1-787-(7772000...7772999) Dialling Instructions For trunk calls: 1 787 7770000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 7770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7770000 ~ 7770999 (Count: 1,000) Example: +1-787-7770000 / 0111-787-7770000 (1787-7770000 / 1-787-7770000) +1-787-7770001 / 0111-787-7770001 (1787-7770001 / 1-787-7770001) +1-787-7770002 / 0111-787-7770002 (1787-7770002 / 1-787-7770002) +1-787-7770003 / 0111-787-7770003 (1787-7770003 / 1-787-7770003) +1-787-7770004 / 0111-787-7770004 (1787-7770004 / 1-787-7770004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-7770995 / 0111-787-7770995 (1787-7770995 / 1-787-7770995) +1-787-7770996 / 0111-787-7770996 (1787-7770996 / 1-787-7770996) +1-787-7770997 / 0111-787-7770997 (1787-7770997 / 1-787-7770997) +1-787-7770998 / 0111-787-7770998 (1787-7770998 / 1-787-7770998) +1-787-7770999 / 0111-787-7770999 (1787-7770999 / 1-787-7770999)