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NPA: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-439 4 Duncan AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668   2012-04-29   
928-439 7 Duncan AZ   516J TON80 COMMUNICATIONS, LLC 668   2022-03-14   
928-439 9 Duncan AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 668   2015-07-14   
928-440 A Flagstaff AZ PHNXAZMAXBY  227H MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ 666      
928-440 0 Flagstaff AZ   630E ONVOY, LLC - AZ 666   2015-04-05   
928-440 1 Flagstaff AZ   630E ONVOY, LLC - AZ 666   2015-06-13   
928-440 2 Flagstaff AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2014-07-25   
928-440 3 Flagstaff AZ   227H MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ 666   2014-01-03   
928-440 4 Flagstaff AZ   227H MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ 666   2014-01-03   
928-440 5 Flagstaff AZ   227H MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ 666   2014-01-03   
928-440 6 Flagstaff AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2015-08-21   
928-440 7 Flagstaff AZ   630E ONVOY, LLC - AZ 666   2015-06-13   
928-440 8 Flagstaff AZ   630E ONVOY, LLC - AZ 666   2014-09-25   
928-440 9 Flagstaff AZ   630E ONVOY, LLC - AZ 666   2014-09-25   
928-441 A Prescott AZ PHNZAZ87PS0  7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 666      
928-442 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-442 0 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 1 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 2 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 3 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 4 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 5 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 6 Prescott AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2007-11-11   
928-442 7 Prescott AZ   630E ONVOY, LLC - AZ 666   2016-04-22   
928-442 8 Prescott AZ   9636 QWEST CORPORATION 666      
928-442 9 Prescott AZ   9636 QWEST CORPORATION 666      
928-443 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-444 A Bullhead City AZ KGMNAZXCEMD  227H MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ 666      
928-444 0 Bullhead City AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-01-24   
928-444 1 Bullhead City AZ   2172 CITIZENS UTILITIES RURAL DBA FRONTIER UT RURAL 666   2005-06-27   
928-444 2 Bullhead City AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-03-20   
928-444 3 Bullhead City AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-06-15   
928-444 4 Bullhead City AZ   227H MERCURY VOICE AND DATA LLC DBA SUDDENLINK COMM-AZ 666   2005-05-15   
928-444 5 Bullhead City AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2006-06-15   
928-444 6 Bullhead City AZ   6529 T-MOBILE USA, INC. 666   2006-06-20   
928-444 7 Bullhead City AZ   6529 T-MOBILE USA, INC. 666   2006-09-28   
928-444 8 Bullhead City AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2008-05-16   
928-444 9 Bullhead City AZ   6529 T-MOBILE USA, INC. 666   2011-04-04   
928-445 A Prescott AZ PRSCAZMADS0  9636 QWEST CORPORATION 666      
928-446 A Yuma AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
928-446 0 Yuma AZ   6529 T-MOBILE USA, INC. 666   2004-11-06   
928-446 1 Yuma AZ   6529 T-MOBILE USA, INC. 666      
928-446 2 Yuma AZ   6529 T-MOBILE USA, INC. 666      
928-446 3 Yuma AZ   6529 T-MOBILE USA, INC. 666   2003-03-31   
928-446 4 Yuma AZ   6529 T-MOBILE USA, INC. 666   2003-03-31   
928-446 5 Yuma AZ   5562 METROPCS, INC. 666   2003-03-23   
928-446 6 Yuma AZ   6529 T-MOBILE USA, INC. 666      
928-446 7 Yuma AZ   6529 T-MOBILE USA, INC. 666   2005-02-21   
928-446 8 Yuma AZ   6529 T-MOBILE USA, INC. 666      
928-446 9 Yuma AZ   5562 METROPCS, INC. 666      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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