
A fire at Illinois Bell’s Hinsdale Central Office triggers an extended 1AESS network outage once considered to be the “worst telecommunications disaster in US telephone industry history”.
Telecommunications utility company in Illinois, USA
🗓️ 8 May 1988
Illinois Bell Telephone Company, LLC is the Bell Operating Company serving Illinois. It is owned by AT&T through AT&T Teleholdings, formerly Ameritech.





