Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 623 [Rate centres in NPA 623] [Dial plan for NPA 623]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
623-242 8 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2006-06-05   
623-242 9 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2006-06-05   
623-243 A Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
623-243 0 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2007-03-29   
623-243 1 Phoenix AZ PHNXAZMAXMY  4360 GLOBAL CROSSING LOCAL SERVICES, INC. - AZ 666   2007-05-03   
623-243 2 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2007-04-09   
623-243 3 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2007-04-09   
623-243 4 Phoenix AZ PHNXAZMAXMY  4360 GLOBAL CROSSING LOCAL SERVICES, INC. - AZ 666   2007-05-03   
623-243 5 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2007-04-23   
623-243 6 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2007-04-23   
623-243 7 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2007-04-23   
623-243 8 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2010-04-19   
623-243 9 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2007-04-23   
623-244 A Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666      
623-244 0 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2018-11-15   
623-244 1 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2018-11-15   
623-244 2 Phoenix AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2018-10-11   
623-244 3 Phoenix AZ PHNXAZUI8MD  508J CENTURYLINK COMMUNICATIONS, LLC 666   2018-10-11   
623-244 4 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2018-10-08   
623-244 5 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2018-10-08   
623-244 6 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2018-10-08   
623-244 7 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2018-10-08   
623-244 8 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2018-10-08   
623-244 9 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2018-10-08   
623-245 A Phoenix AZ PHNXAZMYDS0  9636 QWEST CORPORATION 666      
623-246 A Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
623-246 0 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2019-03-07   
623-246 1 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2019-03-08   
623-246 2 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2019-03-08   
623-246 3 Phoenix AZ PHNXAZUI8MD  508J CENTURYLINK COMMUNICATIONS, LLC 666   2019-12-19   
623-246 4 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2019-03-28   
623-246 5 Phoenix AZ PHNDAZ91DS5  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2019-03-08   
623-246 6 Phoenix AZ PHNXAZMAXYX  7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ 666   2019-03-08   
623-246 7 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2019-03-28   
623-246 8 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2019-03-28   
623-246 9 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2019-03-07   
623-247 A Phoenix AZ PHNXAZMYDS0  9636 QWEST CORPORATION 666      
623-248 A Phoenix AZ TLSNAZMADS0  9636 QWEST CORPORATION 666      
623-248 0 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 1 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 2 Phoenix AZ TLSNAZMADS0  9636 QWEST CORPORATION 666   2019-03-16   
623-248 3 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 4 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 5 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 6 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 7 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 8 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-248 9 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2019-04-12   
623-249 A Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666      
623-249 0 Phoenix AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2007-07-16   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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