npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
618-465 | IL | ILLINOIS BELL TEL CO (AT&T) | 9329 | ALTON | ALTNILAKDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: ALTON COLLEGE Switch Type: EWSD LATA: St.Louis MO (520) Tandem: COVLILCQ50T Detailed Switch Info |