Area Code +1-787-(4580000...4589999) 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 : 4580000 Subscriber Number To : 4589999 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 : 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-(4570000...4579999) next › : +1-787-(4590000...4590999) Dialling Instructions For trunk calls: 1 787 4580000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 787 4580000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4580000 ~ 4589999 (Count: 10,000) Example: +1-787-4580000 / 0111-787-4580000 (1787-4580000 / 1-787-4580000) +1-787-4580001 / 0111-787-4580001 (1787-4580001 / 1-787-4580001) +1-787-4580002 / 0111-787-4580002 (1787-4580002 / 1-787-4580002) +1-787-4580003 / 0111-787-4580003 (1787-4580003 / 1-787-4580003) +1-787-4580004 / 0111-787-4580004 (1787-4580004 / 1-787-4580004) ...+1-787-xxxxxxx / 0111-787-xxxxxxx (1787-xxxxxxx / 1-787-xxxxxxx) ...+1-787-4589995 / 0111-787-4589995 (1787-4589995 / 1-787-4589995) +1-787-4589996 / 0111-787-4589996 (1787-4589996 / 1-787-4589996) +1-787-4589997 / 0111-787-4589997 (1787-4589997 / 1-787-4589997) +1-787-4589998 / 0111-787-4589998 (1787-4589998 / 1-787-4589998) +1-787-4589999 / 0111-787-4589999 (1787-4589999 / 1-787-4589999)