SAN GERMAN — PR
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SUNCOM DBA T-MOBILE USA | 8645 | 7 |
| PUERTO RICO TEL. CO. | 3201 | 2 |
| OPTIVON TELECOMMUNICATIONS SERVICES, INC. - PR | 087D | 1 |
| METROPCS, INC. | 5562 | 1 |
| NEUTRAL TANDEM - PR | 559F | 1 |