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Tagline. "Save a Buck or Two" (1990s) 1-800-COLLECT (1-800-265-5328) is a 1-800 number, owned and operated by WiMacTel, which provides fixed rate collect calling in the United States. The service was launched by MCI in 1993.
Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]
Premium-rate telephone numbers are telephone numbers that charge callers higher price rates for select services, including information and entertainment. A portion of the call fees is paid to the service provider, allowing premium calls to be an additional source of revenue for businesses. Tech support, psychic hotlines, and adult chat lines (e ...
Before the 1960s, the telephone exchange with telephone switchboards and operators played a crucial role in connecting phone calls. A telephone switchboard is a device that allows telephone lines to be interconnected, enabling the routing of calls between different phones or phone networks. [17]
A push-button telephone is a telephone that has buttons or keys for dialing a telephone number, in contrast to a rotary dial used in earlier telephones. Western Electric experimented as early as 1941 with methods of using mechanically activated reeds to produce two tones for each of the ten digits and by the late 1940s such technology was field ...
AT&T Inc. is an American multinational telecommunications holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. [4] It is the world's third-largest telecommunications company by revenue and the second-largest wireless carrier in the United States behind Verizon but ahead of T-Mobile. [5]
Retrieved 16 February 2017. ^ Galaxy S IV Mini (Variant) SCH-I435, Samsung, 14 June 2014. ^ Galaxy S IV Mini (Variant) SM-S890L (PDF), Samsung, 14 June 2014. ^ Turkcell T40 Aygün, Turkcell. ^ Vodafone Smart III, Vodafone, archived from the original on 30 June 2013, retrieved 27 June 2013. ^ "NXP Deploys NFC in Nexus 7".
Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.