npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
573-756 | MO | SOUTHWESTERN BELL | 9533 | FARMINGTON | FRTNMOPLDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: FARMINGTON DS0 Switch Type: N/A LATA: St.Louis MO (520) Tandem: STLSMO0501T Detailed Switch Info |