Central Office Codes > 630-656
| Operating Company: | MCI WORLDCOM COMMUNICATIONS, INC. - IL |
|---|---|
| Location: | LOMBARD, IL |
Phone Numbers
6306565917 6306565918
| Operating Company: | MCI WORLDCOM COMMUNICATIONS, INC. - IL |
|---|---|
| Location: | LOMBARD, IL |
6306565917 6306565918