npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
313-325 | MI | AMERICAN MESSAGING SERVICES, LLC | 9748 | DETROITZN4 | CMPTMIIFCM0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: Detroit MI (340) Tandem: N/A Detailed Switch Info |