npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
617-603 | MA | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA (Verizon Communications) | 7199 | BOSTON | CMBRMAORDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: CAMBRIDGE Switch Type: Northern Telecom DMS100 (Digital) Host LATA: eastern MA (128) Tandem: N/A Detailed Switch Info |