npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
240-399 | MD | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | WSNGTNZN10 | WASHDCCZDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: WASHINGTON Switch Type: Northern Telecom DMS10S LATA: N/A Tandem: N/A Detailed Switch Info |