Area Code +1-787-(8310000...8319999) located in Mayaguez, 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 : 8310000 Subscriber Number To : 8319999 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 : Mayaguez Timezone : America/Puerto_Rico Coordinated Universal Time : -04:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 18.2000 Longitude : -67.1400 ‹ previous : +1-787-(8300000...8309999) next › : +1-787-(8320000...8329999) Dialling Instructions For trunk calls: 1 787 8310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 8310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8310000 ~ 8319999 (Count: 10,000) Example: +1-787-8310000 / 0111-787-8310000 (1787-8310000 / 1-787-8310000) +1-787-8310001 / 0111-787-8310001 (1787-8310001 / 1-787-8310001) +1-787-8310002 / 0111-787-8310002 (1787-8310002 / 1-787-8310002) +1-787-8310003 / 0111-787-8310003 (1787-8310003 / 1-787-8310003) +1-787-8310004 / 0111-787-8310004 (1787-8310004 / 1-787-8310004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-8319995 / 0111-787-8319995 (1787-8319995 / 1-787-8319995) +1-787-8319996 / 0111-787-8319996 (1787-8319996 / 1-787-8319996) +1-787-8319997 / 0111-787-8319997 (1787-8319997 / 1-787-8319997) +1-787-8319998 / 0111-787-8319998 (1787-8319998 / 1-787-8319998) +1-787-8319999 / 0111-787-8319999 (1787-8319999 / 1-787-8319999)