| 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 |
|---|---|---|---|
| 787-522 | San Juan | San Juan | Landline |
| 787-431 | Aguada | Aguada | Wireless |
| 787-974 | Ponce | Ponce | Wireless |
| 787-745 | Caguas | Caguas | Landline |
| 787-494 | Guaynabo | Guaynabo | Wireless |
| 787-969 | San Juan | San Juan | Wireless |
| 787-473 | San Juan | San Juan | Wireless |
| 787-965 | Vega Baja | Vega Baja | Landline |
| 787-905 | Caguas | Caguas | Wireless |
| 787-402 | San Juan | San Juan | Wireless |
| 787-445 | Trujillo Alto | Trujillo Alto | Wireless |
| 787-638 | San Juan | San Juan | Wireless |
| 787-382 | Trujillo Alto | Trujillo Alto | Wireless |
| 787-341 | Arroyo | Arroyo | Wireless |
| 787-539 | Guaynabo | Guaynabo | Wireless |
| 787-501 | San Juan | San Juan | Wireless |
| 787-671 | Bayamon | Bayamon | Wireless |
| 787-925 | San Juan | San Juan | Wireless |
| 787-498 | Guaynabo | Guaynabo | Wireless |
| 787-825 | Coamo | Coamo | Landline |