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| Raw Number | 443493 |
| Basic Format | 443-493 |
| NPA (Area Code) | 443 |
| NXX | 493 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|
| 443-493-0XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | DELMAR | AS | 03/12/2009 | MD | MA | 05/07/2009 |
| 443-493-1XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | DELMAR | AS | 10/19/2011 | MD | MA | 10/28/2011 |
| 443-493-2XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | DELMAR | AS | 10/19/2011 | MD | MA | 10/28/2011 |
| 443-493-3XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | DELMAR | AS | 10/19/2011 | MD | MA | 10/28/2011 |
| 443-493-4XXX | 145J | TERRA NOVA TELECOM INC. | DELMAR | AS | 01/11/2024 | MD | MA | 02/15/2024 |
| 443-493-5XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | DELMAR | AS | 05/24/2018 | MD | MA | 06/17/2018 |
| 443-493-6XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | DELMAR | AS | 02/09/2024 | MD | MA | 02/18/2024 |
| 443-493-7XXX | 876D | ONVOY, LLC - MD | DELMAR | AS | 03/20/2017 | MD | MA | 04/13/2017 |
| 443-493-8XXX | 876D | ONVOY, LLC - MD | DELMAR | AS | 03/03/2021 | MD | MA | 04/02/2021 |
| 443-493-9XXX | 073H | TELNYX LLC | DELMAR | AS | 08/31/2017 | MD | MA | 09/13/2017 |
| 443-493-XXXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | DELMAR | AS | 03/06/2009 | MD |
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