npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
301-529 | MD | NEW CINGULAR WIRELESS PCS, LLC - DC (AT&T Wireless) | 4036 | WSNGTNZN10 | BTVLMD18GT0 | 00/00/0000 | Prefix Type: WIRELESS Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |