| 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 |
|---|---|---|---|
| 787-669 | Arecibo | Arecibo | Wireless |
| 787-938 | San Juan | San Juan | Wireless |
| 787-899 | Lajas | Lajas | Landline |
| 787-512 | Guaynabo | Guaynabo | Wireless |
| 787-279 | Bayamon | Bayamon | Landline |
| 787-328 | Trujillo Alto | Trujillo Alto | Wireless |
| 787-710 | Guaynabo | Guaynabo | Landline |
| 787-448 | San Juan | San Juan | Wireless |
| 787-836 | Adjuntas | Adjuntas | Landline |
| 787-234 | Guaynabo | Guaynabo | Wireless |
| 787-892 | San German | San German | Landline |
| 787-280 | San Sebastian | San Sebastian | Landline |
| 787-275 | Catano | Catano | Landline |
| 787-930 | Caguas | Caguas | Wireless |
| 787-744 | Caguas | Caguas | Landline |
| 787-508 | Guaynabo | Guaynabo | Wireless |
| 787-286 | Caguas | Caguas | Landline |
| 787-301 | Guaynabo | Guaynabo | Wireless |
| 787-454 | Arecibo | Arecibo | Wireless |
| 787-775 | Guaynabo | Guaynabo | Landline |