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- Q4686239 subject Q8296963.
- Q4686239 subject Q8369925.
- Q4686239 subject Q8401964.
- Q4686239 abstract "Advanced Mobile Phone Service, Inc. was a subsidiary of AT&T prior to the Bell System Divestiture. Abbreviated AMPS, the company was created in 1978 to build and operate the new Advanced Mobile Phone System, also abbreviated AMPS. AMPS was developed by Bell Labs to replace older, severely limited radiophone services, such as IMTS. AMPS was one of the first modern cellular phone systems, which remained in operation until 2008.Service started in Chicago on October 13, 1983 and in the Washington, DC area December 1983. After divestiture, AMPS was divided among the 7 newly created Regional Holding Companies, now known as RBOCs: NYNEX Mobile Communications Bell Atlantic Mobile Systems Ameritech Mobile Communications BellSouth Mobility PacTel Mobile Access Southwestern Bell Mobile Systems U S West NewVector".
- Q4686239 extinctionYear "1984".
- Q4686239 foundingYear "1983".
- Q4686239 parentCompany Q2843047.
- Q4686239 product Q379651.
- Q4686239 thumbnail LineOne_AMPS.png?width=300.
- Q4686239 wikiPageExternalLink 46mobile.html.
- Q4686239 wikiPageWikiLink Q122141.
- Q4686239 wikiPageWikiLink Q1297.
- Q4686239 wikiPageWikiLink Q217365.
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- Q4686239 wikiPageWikiLink Q2843047.
- Q4686239 wikiPageWikiLink Q298594.
- Q4686239 wikiPageWikiLink Q3774564.
- Q4686239 wikiPageWikiLink Q379651.
- Q4686239 wikiPageWikiLink Q4356518.
- Q4686239 wikiPageWikiLink Q4697691.
- Q4686239 wikiPageWikiLink Q4745804.
- Q4686239 wikiPageWikiLink Q4883093.
- Q4686239 wikiPageWikiLink Q4959692.
- Q4686239 wikiPageWikiLink Q5774860.
- Q4686239 wikiPageWikiLink Q61.
- Q4686239 wikiPageWikiLink Q7571394.
- Q4686239 wikiPageWikiLink Q8296963.
- Q4686239 wikiPageWikiLink Q8369925.
- Q4686239 wikiPageWikiLink Q8401964.
- Q4686239 wikiPageWikiLink Q919641.
- Q4686239 defunct "1984".
- Q4686239 foundation "1983".
- Q4686239 name "Advanced Mobile Phone Service, Inc.".
- Q4686239 parent Q2843047.
- Q4686239 products Q379651.
- Q4686239 type Organization.
- Q4686239 type Agent.
- Q4686239 type Company.
- Q4686239 type Organisation.
- Q4686239 type Agent.
- Q4686239 type SocialPerson.
- Q4686239 type Thing.
- Q4686239 type Q43229.
- Q4686239 comment "Advanced Mobile Phone Service, Inc. was a subsidiary of AT&T prior to the Bell System Divestiture. Abbreviated AMPS, the company was created in 1978 to build and operate the new Advanced Mobile Phone System, also abbreviated AMPS. AMPS was developed by Bell Labs to replace older, severely limited radiophone services, such as IMTS.".
- Q4686239 label "Advanced Mobile Phone Service".
- Q4686239 depiction LineOne_AMPS.png.
- Q4686239 name "Advanced Mobile Phone Service, Inc.".