Local Calling Guide
Area code/prefix search
  
      NPA: 520
     [Rate centres in NPA 520]
     [Dial plan for NPA 520]
    
        Block: A
    << 1 2 3 4 5 6 7 
  
  
    
      | NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 520-837 | A | Tucson | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  |  |  | 
        
          | 520-838 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-839 | A | Nogales | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-840 | A | Casa Grande | AZ | PHNZAZZJAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 666 |  |  |  | 
        
          | 520-841 | A | Nogales | AZ | TCSMAZCH1MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 668 |  |  |  | 
        
          | 520-842 | A | Nogales | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 |  |  |  | 
        
          | 520-843 | A | Sierra Vista | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 |  |  |  | 
        
          | 520-844 | A | Tucson | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 |  |  |  | 
        
          | 520-845 | A | San Simon | AZ | PERCAZXCDS0 | 2176 VALLEY TEL COOP INC | 668 |  |  |  | 
        
          | 520-847 | A | Bowie | AZ | PERCAZXCDS0 | 2176 VALLEY TEL COOP INC | 668 |  |  |  | 
        
          | 520-848 | A | Tucson | AZ | TCSMAZOI3MD | 5562 METROPCS, INC. | 668 |  |  |  | 
        
          | 520-849 | A | Tucson | AZ | TCSNAZ64WMD | 018J AIRUS, INC. - AZ | 668 |  |  |  | 
        
          | 520-850 | A | Tucson | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-851 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-12-06 |  | 
        
          | 520-852 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-12-06 |  | 
        
          | 520-853 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-12-06 |  | 
        
          | 520-854 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-12-06 |  | 
        
          | 520-855 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-12-06 |  | 
        
          | 520-858 | A | Casa Grande | AZ | CSGRAZMADS0 | 9636 QWEST CORPORATION | 666 |  |  |  | 
        
          | 520-860 | A | Nogales | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-861 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-866 | A | Casa Grande | AZ | FLRNAZMARS1 | 9636 QWEST CORPORATION | 666 |  |  |  | 
        
          | 520-867 | A | Tucson | AZ | TCSMAZCH1MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 668 |  |  |  | 
        
          | 520-868 | A | Casa Grande | AZ | FLRNAZMARS1 | 9636 QWEST CORPORATION | 666 |  |  |  | 
        
          | 520-869 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-870 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-872 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-873 | A | Tucson | AZ | TCSNAZRNDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-874 | A | Tucson | AZ | TCSNAZEADS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-876 | A | Casa Grande | AZ | CSGRAZMADS0 | 9636 QWEST CORPORATION | 666 |  |  |  | 
        
          | 520-877 | A | Tucson | AZ | TCSNAZNODS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-878 | A | Tucson | AZ | TCSNAZNODS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-879 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-880 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-881 | A | Tucson | AZ | TCSNAZEADS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-882 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-883 | A | Tucson | AZ | TCSNAZSWDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-884 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-885 | A | Tucson | AZ | TCSNAZRNDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-886 | A | Tucson | AZ | TCSNAZRNDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-887 | A | Tucson | AZ | TCSNAZFWDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-888 | A | Tucson | AZ | TCSNAZFWDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-889 | A | Tucson | AZ | TCSNAZSODS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-891 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-895 | A | Sierra Vista | AZ | TCSMAZSJAMD | 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ | 668 |  |  |  | 
        
          | 520-896 | A | San Manuel | AZ | ORCLAZMARS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-898 | A | Silverbell | AZ | ELOYAZ05DS0 | 2226 MIDVALE TELEPHONE EXCHANGE, INC. | 666 |  |  |  | 
        
          | 520-899 | A | Maricopa Village | AZ | PHNXAZ19AMD | 965H FRACTEL, LLC | 666 |  |  |  | 
        
          | 520-900 | A | Tucson | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 |  |  |  | 
        
          | 520-901 | A | Tucson | AZ | TCSMAZSJAMD | 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ | 668 |  |  |  | 
        
          | 520-903 | A | Tucson | AZ | TCSNAZMADS1 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-904 | A | Tucson | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-906 | A | Tucson | AZ | TCSMAZCH1MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 668 |  |  |  | 
        
          | 520-907 | A | Tucson | AZ | TCSMAZCH1MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 668 |  |  |  | 
        
          | 520-908 | A | Tucson | AZ | TCSNAZSWDS0 | 9636 QWEST CORPORATION | 668 |  |  |  | 
        
          | 520-909 | A | Tucson | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-910 | A | Tucson | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 |  |  |  | 
        
          | 520-912 | A | Tucson | AZ | TCSMAZCH1MD | 6010 NEW CINGULAR WIRELESS PCS, LLC | 668 |  |  |  | 
        
          | 520-917 | A | Tucson | AZ | TCSNAZXGDS0 | 7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ | 668 |  |  |  | 
        
          | 520-918 | A | Tucson | AZ | TCSNAZXGDS0 | 7465 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZ | 668 |  |  |  | 
        
          | 520-921 | A | Sedona | AZ | TEMPAZNR5MD | 6529 T-MOBILE USA, INC. | 666 |  |  |  | 
        
          | 520-924 | A | Nogales | AZ | TCSNAZ64NMD | 7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 668 |  |  |  | 
        
          | 520-929 | A | Willcox | AZ | TCSMAZCHFMD | 516J TON80 COMMUNICATIONS, LLC | 668 |  |  |  | 
        
          | 520-934 | A | Tucson | AZ | TCSMAZCHFMD | 516J TON80 COMMUNICATIONS, LLC | 668 |  |  |  | 
        
          | 520-940 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-941 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-01-03 |  | 
        
          | 520-942 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-01-03 |  | 
        
          | 520-943 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-01-03 |  | 
        
          | 520-944 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-01-03 |  | 
        
          | 520-945 | A | Sierra Vista | AZ | TCSNAZMAXKX | 7217 TELEPORT COMMUNICATIONS AMERICA, LLC - AZ | 668 |  | 2024-01-03 |  | 
        
          | 520-949 | A | Santa Rosa | AZ | TCSMAZCHFMD | 516J TON80 COMMUNICATIONS, LLC | 668 |  |  |  | 
        
          | 520-954 | A | Tucson | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-955 | A | Tucson | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-965 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-966 | A | Silverbell | AZ | PHNXAZ19AMD | 965H FRACTEL, LLC | 666 |  |  |  | 
        
          | 520-971 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-975 | A | Tucson | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-977 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-979 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-980 | A | Nogales | AZ | TCSMAZOI3MD | 5562 METROPCS, INC. | 668 |  |  |  | 
        
          | 520-981 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-982 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-987 | A | Nogales | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-988 | A | Nogales | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-989 | A | Tucson | AZ | TCSNAZ64NMD | 7175 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 668 |  |  |  | 
        
          | 520-990 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-991 | A | Tucson | AZ | TCSMAZOI3MD | 6529 T-MOBILE USA, INC. | 668 |  |  |  | 
        
          | 520-993 | A | Sells | AZ | TCSNAZXGAMD | 6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ | 668 |  |  |  | 
        
          | 520-994 | A | Sasabe | AZ | TCSMAZCHFMD | 516J TON80 COMMUNICATIONS, LLC | 668 |  |  |  | 
        
          | 520-999 | A | Tucson | AZ | TCSNAZMAXHX | 630E ONVOY, LLC - AZ | 668 |  |  |  | 
  
  
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  Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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