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2. History of the telephone in the United States - Wikipedia

   en.wikipedia.org/wiki/History_of_the_telephone...

   The 911 emergency call service started in the late 1960s for people with dial telephones to quickly and easily obtain emergency services. Until then people had to find the number for a nearby police or fire station or hospital, and speak directly to someone who might not be prepared to handle emergencies.

3. Telecommunications relay service - Wikipedia

   en.wikipedia.org/wiki/Telecommunications_relay...

   A telecommunications relay service, also known as TRS, relay service, or IP-relay, or Web-based relay service, is an operator service that allows people who are deaf, hard of hearing, deafblind, or have a speech disorder to place calls to standard telephone users via a keyboard or assistive device. Originally, relay services were designed to be ...

4. Premium Tech Support with Assist by AOL | AOL Products

   www.aol.com/products/tech-support/assist

   Friendly and knowledgeable tech support over the phone. Let Assist by AOL help with virus removal, slow computers and more. Get tech help now. Or call 1-855-845-8225.

5. History of the telephone - Wikipedia

   en.wikipedia.org/wiki/History_of_the_telephone

   Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Elisha Gray, 1876, designed a telephone using a water microphone in Highland Park, Illinois. Tivadar Puskás proposed the telephone switchboard exchange in 1876. Thomas Edison invented the carbon microphone which produced a strong telephone ...

6. Dialling (telephony) - Wikipedia

   en.wikipedia.org/wiki/Dialling_(telephony)

   DTMF keypad layout. Introduced to the public in 1963 by AT&T, Touch-Tone dialing greatly shortened the time of initiating a telephone call.It also enabled direct signaling from a telephone across the long-distance network using audio-frequency tones, which was impossible with the rotary dials that generated digital direct current pulses that had to be decoded by the local central office.

7. AOL Dialer: Fix common problems - AOL Help

   help.aol.com/articles/aol-dialer-fix-common-problems

   4. From the Dialing Options screen, check the box labeled, “I have to dial this number to turn off call waiting". 5. Confirm the proper code is listed. For most telephone services, this code is *70. Note: It’s possible your phone company uses a different code or you may not have an active call waiting subscription. In these cases, dialing ...