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2. AT&T Switching Center - Wikipedia

   en.wikipedia.org/wiki/AT&T_Switching_Center

   The AT&T Madison Complex Tandem Office is a 17-story, 79 m (259 ft) building in Los Angeles, California, completed in 1961.With its microwave tower, used through 1993, bringing the overall height to 137 m (449 ft), it is the 29th tallest building in Los Angeles.

3. 811 Tenth Avenue - Wikipedia

   en.wikipedia.org/wiki/811_Tenth_Avenue

   811 Tenth Avenue (also called the AT&T Switching Center) is a 370-foot-tall (110 m) skyscraper in the Hell's Kitchen neighborhood of Manhattan in New York City. [1] It was designed by Kahn & Jacobs and completed in 1964, occupying the full block of 10th Avenue 's western side between West 53rd and 54th Streets .

4. Bell Communications Around the Globe - Wikipedia

   en.wikipedia.org/wiki/Bell_Communications_Around...

   Bell Communications Around the Globe is a 1961 sculptural relief by Anthony Heinsbergen, installed on the west side of an AT&T switching center at 420 South Grand Avenue in Los Angeles, California. [ 1 ] [ 2 ] [ 3 ] According to the Los Angeles Times , the mural depicts the "globe linked by undersea telephone cables and satellite relays that ...

5. Ohio Bell - Wikipedia

   en.wikipedia.org/wiki/Ohio_Bell

   The Ohio Bell Telephone Company, now doing business as AT&T Ohio, is the Bell Operating Company serving most of Ohio and parts of West Virginia. It is a wholly owned subsidiary of AT&T . Its headquarters is the Ohio Bell Building at 750 Huron Road, Cleveland , Ohio , and formerly had a secondary headquarters at 150 East Gay Street, Columbus ...

6. No. 4 Electronic Switching System - Wikipedia

   en.wikipedia.org/wiki/No._4_Electronic_Switching...

   AT&T Long Distance was the primary customer for the switch. Driving development from the customer's perspective was AT&T VP Billy Oliver. [4] Previous tandem switching systems, primarily the No. 4 Crossbar switch, used analog voice signaling. The decision to switch in a digital voice format was controversial at the time, both from a technical ...

7. 611 Place - Wikipedia

   en.wikipedia.org/wiki/611_Place

   611 Place (displayed as AT&T CENTER) is a 42-story, 189 m (620 ft) skyscraper at 611 West 6th Street in Downtown Los Angeles, California, [6] designed by William L. Pereira & Associates and completed in 1969.

8. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. Illinois Bell - Wikipedia

   en.wikipedia.org/wiki/Illinois_Bell

   It is owned by AT&T through AT&T Teleholdings, formerly Ameritech. Their headquarters are at 225 West Randolph St., Chicago, IL. After the 1984 Bell System Divestiture, Illinois Bell became a part of Ameritech, one of the 7 original Regional Bell Operating Companies. The Illinois Bell name continued to be used until January 1993, when Ameritech ...