| 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 |
|---|---|---|---|
| 787-917 | Ciales | Ciales | Landline |
| 787-455 | San Juan | San Juan | Wireless |
| 787-956 | Lares | Lares | Landline |
| 787-529 | San Juan | San Juan | Wireless |
| 787-205 | Trujillo Alto | Trujillo Alto | Wireless |
| 787-250 | San Juan | San Juan | Landline |
| 787-731 | Guaynabo | Guaynabo | Landline |
| 787-764 | San Juan | San Juan | Landline |
| 787-627 | San Juan | San Juan | Wireless |
| 787-927 | Guayanilla | Guayanilla | Landline |
| 787-727 | San Juan | San Juan | Landline |
| 787-249 | San Juan | San Juan | Wireless |
| 787-862 | Morovis | Morovis | Landline |
| 787-894 | Utuado | Utuado | Landline |
| 787-880 | Arecibo | Arecibo | Landline |
| 787-410 | San Juan | San Juan | Wireless |
| 787-650 | Arecibo | Arecibo | Landline |
| 787-487 | Trujillo Alto | Trujillo Alto | Wireless |
| 787-204 | San Juan | San Juan | Wireless |
| 787-993 | San Juan | San Juan | Landline |