| General Information about Area Code 787 | |
|---|---|
| Country | United States |
| State / Province / Territory | Puerto Rico |
| Major City | Humacao |
| Time Zone | Atlantic (UTC-04:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 787-344 | San Juan | San Juan | Wireless |
| 787-471 | Coamo | Coamo | Landline |
| 787-875 | Comerio | Comerio | Landline |
| 787-293 | Trujillo Alto | Trujillo Alto | Landline |
| 787-421 | Guaynabo | Guaynabo | Wireless |
| 787-691 | San Juan | San Juan | Wireless |
| 787-783 | Guaynabo | Guaynabo | Landline |
| 787-635 | San Juan | San Juan | Wireless |
| 787-238 | Guaynabo | Guaynabo | Wireless |
| 787-832 | Mayaguez | Mayaguez | Landline |
| 787-971 | Santa Isabel | Santa Isabel | Landline |
| 787-514 | Trujillo Alto | Trujillo Alto | Wireless |
| 787-656 | Humacao | Humacao | Landline |
| 787-674 | San Juan | San Juan | Wireless |
| 787-679 | San Juan | San Juan | Landline |
| 787-332 | Guaynabo | Guaynabo | Wireless |
| 787-906 | Guaynabo | Guaynabo | Landline |
| 787-937 | San Lorenzo | San Lorenzo | Landline |
| 787-595 | Cayey | Cayey | Wireless |
| 787-594 | San Juan | San Juan | Wireless |