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| Raw Number | 518820 |
| Basic Format | 518-820 |
| NPA (Area Code) | 518 |
| NXX | 820 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | State | Region | Block Effective Date | Block Available Date |
|---|---|---|---|---|---|---|---|---|---|
| 518-820-0XXX | 145J | TERRA NOVA TELECOM INC. | CORINTH | AS | 07/07/2025 | NY | NE | 07/31/2025 | |
| 518-820-1XXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AV | NY | NE | 02/14/2008 | ||
| 518-820-2XXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AS | 08/03/2005 | NY | NE | 09/23/2005 | |
| 518-820-3XXX | 793K | TWC IP ENABLED SERVICES, LLC | CORINTH | AS | 10/04/2010 | NY | NE | 10/30/2010 | |
| 518-820-4XXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AV | NY | NE | 10/17/2005 | ||
| 518-820-5XXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AV | NY | NE | 11/24/2021 | ||
| 518-820-6XXX | 7140 | TC SYSTEMS, INC. - NY | CORINTH | AS | 10/21/2020 | NY | NE | 11/19/2020 | |
| 518-820-7XXX | 4006 | LEVEL 3 COMMUNICATIONS, LLC - NY | CORINTH | AS | 08/22/2016 | NY | NE | 09/23/2016 | |
| 518-820-8XXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AV | NY | NE | 10/17/2005 | ||
| 518-820-9XXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AV | NY | NE | 10/17/2005 | ||
| 518-820-XXXX | 8473 | LEVEL 3 TELECOM OF NEW YORK, LP - NY | CORINTH | AS | 08/02/2005 | NY |
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