List of UMTS networks

Columns: Operator | Country | Frequency ( MHz ) | Band | Launch date
DoCoMo | Guam | 850 | 5 | November 2011 | GTA | Guam | 850 | 5 | July 2011 | iConnect | Guam | 1900 | 2 | ( ? ) / Sep 2014 | IT & E | Guam | 1900 | 2 | July 2014 | IT & E | Northern Mariana Islands | 850 | 5 | July 2014 | Docomo Pacific | Northern Mariana Islands | ( ? ) | ( ? ) | July 2014 | AT & T | Puerto Rico | 850 / 1900 | 5 / 2 | February 2011

Example questions:
When did the UMTS network operator that was launched in 2011 in United States divest from its mobile phone service ? | Who owns the UMTS network operator that was launched in October , 2012 in Canada ? | Where is the UMTS network headquarters for the operator that launched in November 2011 ? | How many subscribers does the UMTS network operator that launched in November 2009 , November 2010 , and March 2011 ?

Answers:
2014 | Rogers Communications | Sanno Park Tower , Nagatachō , Chiyoda , Tokyo | 9.5 million