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NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-200 A Hayden AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-201 A San Manuel AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-202 A Tucson AZ TCSMAZEEDS0  7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 668      
520-203 A Tucson AZ TCSNAZMAIMD  4793 XO ARIZONA, INC. 668      
520-204 A Tucson AZ TCSNAZEA1MD  7184 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- AZ 668   2004-01-25   
520-205 A Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668      
520-206 A Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668      
520-207 A Tucson AZ TCSNAZMAHGH  7078 COX ARIZONA TELCOM, INC. - AZ 668      
520-208 A Casa Grande AZ PHNAAZGYDS0  4360 GLOBAL CROSSING LOCAL SERVICES, INC.-AZ 666      
520-209 A Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668      
520-210 A Tombstone AZ   630E ONVOY, LLC - AZ 668      
520-212 A Cascabel AZ CSELAZXCDS0  2226 MIDVALE TELEPHONE EXCHANGE, INC. 668      
520-213 A Casa Grande AZ   6529 T-MOBILE USA, INC. 666      
520-214 A Tucson AZ   630E ONVOY, LLC - AZ 668      
520-215 A Blackwater AZ LNBTAZXCDS1  2179 GILA RIVER TELECOMM, INC. 666      
520-216 A Nogales AZ TCSNAZ75CM0  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-217 A Casa Grande AZ   9636 QWEST CORPORATION 666      
520-218 A Tucson AZ TCSNAZNODS0  9636 QWEST CORPORATION 668      
520-219 A Tucson AZ TCSNAZNODS0  9636 QWEST CORPORATION 668      
520-220 A Sierra Vista AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-221 A Benson AZ TCSNAZ75CM0  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-222 A Tucson AZ TCSNAZMADS1  9636 QWEST CORPORATION 668   2011-11-05   
520-223 A Nogales AZ TCSNAZMAVMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
520-224 A Sierra Vista AZ   7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 668      
520-225 A Tucson AZ TCSNAZNODS0  9636 QWEST CORPORATION 668      
520-226 A Sierra Vista AZ TCSNAZMAWMD  3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 668      
520-227 A Sierra Vista AZ TCSNAZMAX3X  6664 SPRINT SPECTRUM L.P. 668      
520-228 A Tucson AZ TCSNAZCRDS0  9636 QWEST CORPORATION 668      
520-229 A Tucson AZ TCSNAZNODS0  9636 QWEST CORPORATION 668      
520-230 A Tucson AZ TCSNAZ75CM0  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-231 A Whitlow AZ   587F BANDWIDTH.COM CLEC, LLC - AZ 666      
520-232 A Tucson AZ TCSNAZCADS0  9636 QWEST CORPORATION 668      
520-233 A Casa Grande AZ PHNXAZMAX9X  7421 AT&T LOCAL 666      
520-234 A Sierra Vista AZ TCSNAZMAZMD  7421 AT&T LOCAL 668      
520-235 A Tucson AZ TCSNAZ75CM0  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-236 A Sierra Vista AZ TCSNAZMAX3X  6664 SPRINT SPECTRUM L.P. 668      
520-237 A Tucson AZ TCSNAZ75CM0  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-238 A Yuma AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
520-239 A Tucson AZ TCSNAZMADS2  7421 AT&T LOCAL 668      
520-240 A Tucson AZ TCSNAZ75CM0  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 668      
520-241 A Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-243 A Tucson AZ TCSNAZSODS0  9636 QWEST CORPORATION 668      
520-244 A Tucson AZ   6529 T-MOBILE USA, INC. 668      
520-245 A Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-247 A Tucson AZ TCSMAZCH1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 668      
520-248 A Tucson AZ TCSMAZOI3MD  6529 T-MOBILE USA, INC. 668      
520-249 A Sierra Vista AZ TCSNAZMAX3X  6664 SPRINT SPECTRUM L.P. 668      
520-250 A Tucson AZ TCSNAZMAX3X  6664 SPRINT SPECTRUM L.P. 668      
520-251 A Casa Grande AZ   6664 SPRINT SPECTRUM L.P. 666      
520-252 A Casa Grande AZ PHNZAZNNCM2  6664 SPRINT SPECTRUM L.P. 666      

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Last updated: Sun, 31 May 2020 11:59:01 UTC

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