npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
847-223 | IL | ILLINOIS BELL TEL CO (AT&T) | 9329 | GRAYSLAKE | GYLKILGLDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: GRAYS LAKE Switch Type: EWSD LATA: Chicago IL METRO (358) Tandem: NBRKILNT55T Detailed Switch Info |