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npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
667-336 | MD | CORE COMMUNICATIONS, INC.- MD | 2593 | BEL AIR | BLTMMD91GT0 | 06/01/2018 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |