Number portability
Subtitle: hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Tenth Congress, first session, July 12, 2007
Series: S. hrg -- 110-1163
Publisher: U.S. G.P.O.
Published: 2012
Place of publication: Washington
Language: eng
Format: [electronic resource] :
Number of pages: 32
Subjects: Telephone; Law and legislation; Local telephone service; Government policy; Telephone systems; Consumer protection; Rules and practice; United States. Federal Communications Commission; United States
Notes: Title from title screen (viewed on Sept. 13, 2012).

Includes bibliographical references.