You are reviewing the Area Code (NPA/NXX) report for 443-284. Did you mean to search the SMS short code 443284?
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| Raw Number | 443284 |
| Basic Format | 443-284 |
| NPA (Area Code) | 443 |
| NXX | 284 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date | Block Available Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 443-284-0XXX | 876D | ONVOY, LLC - MD | WATERLO238 | AS | 12/18/2025 | WATERLOO 238 | MD | MA | 01/11/2026 | |
| 443-284-1XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AV | WATERLOO 238 | MD | MA | 02/15/2024 | ||
| 443-284-2XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AS | 04/15/2019 | WATERLOO 238 | MD | MA | 05/02/2019 | |
| 443-284-3XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AS | 05/23/2018 | WATERLOO 238 | MD | MA | 06/16/2018 | |
| 443-284-4XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AV | WATERLOO 238 | MD | MA | 02/15/2024 | ||
| 443-284-5XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AS | 05/23/2018 | WATERLOO 238 | MD | MA | 06/16/2018 | |
| 443-284-6XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AS | 04/15/2019 | WATERLOO 238 | MD | MA | 05/02/2019 | |
| 443-284-7XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AS | 10/11/2018 | WATERLOO 238 | MD | MA | 10/23/2018 | |
| 443-284-8XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AV | WATERLOO 238 | MD | MA | 02/15/2024 | ||
| 443-284-9XXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AV | WATERLOO 238 | MD | MA | 02/15/2024 | ||
| 443-284-XXXX | 2593 | CORE COMMUNICATIONS, INC.- MD | WATERLO238 | AS | WATERLOO 238 | MD |
Reports
Anonymous User from Potomac, Maryland
February 19, 2026 at 5:11 PM
Anonymous User from Baltimore, Maryland
February 10, 2025 at 9:33 AM
Anonymous User from Rosehill, KS
March 21, 2021 at 11:44 PM