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| Raw Number | 858443 |
| Basic Format | 858-443 |
| NPA (Area Code) | 858 |
| NXX | 443 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date | Block Available Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 858-443-0XXX | 6010 | NEW CINGULAR WIRELESS PCS, LLC | CHULAVISTA | AS | 12/26/2025 | CHULA VISTA | CA | WC | 01/23/2026 | |
| 858-443-1XXX | 6010 | NEW CINGULAR WIRELESS PCS, LLC | CHULAVISTA | AS | 12/26/2025 | CHULA VISTA | CA | WC | 01/23/2026 | |
| 858-443-2XXX | 6010 | NEW CINGULAR WIRELESS PCS, LLC | CHULAVISTA | AS | 12/26/2025 | CHULA VISTA | CA | WC | 01/23/2026 | |
| 858-443-3XXX | 6529 | T-MOBILE USA, INC. | CHULAVISTA | AV | CHULA VISTA | CA | WC | 12/29/2025 | ||
| 858-443-4XXX | 981E | BANDWIDTH.COM CLEC, LLC - CA | CHULAVISTA | AS | 04/02/2026 | CHULA VISTA | CA | WC | 05/02/2026 | |
| 858-443-5XXX | 981E | BANDWIDTH.COM CLEC, LLC - CA | CHULAVISTA | AS | 04/02/2026 | CHULA VISTA | CA | WC | 05/02/2026 | |
| 858-443-6XXX | 6529 | T-MOBILE USA, INC. | CHULAVISTA | AS | 10/21/2025 | CHULA VISTA | CA | WC | 12/18/2025 | |
| 858-443-7XXX | 6529 | T-MOBILE USA, INC. | CHULAVISTA | AS | 10/21/2025 | CHULA VISTA | CA | WC | 12/18/2025 | |
| 858-443-8XXX | 6529 | T-MOBILE USA, INC. | CHULAVISTA | AS | 10/21/2025 | CHULA VISTA | CA | WC | 12/18/2025 | |
| 858-443-9XXX | 6529 | T-MOBILE USA, INC. | CHULAVISTA | AS | 10/21/2025 | CHULA VISTA | CA | WC | 12/18/2025 | |
| 858-443-XXXX | 6529 | T-MOBILE USA, INC. | CHULAVISTA | AS | 10/21/2025 | CHULA VISTA | CA |
Reports