Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 805

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-805 A Douglas AZ DGLSAZMARS1  9636 QWEST CORPORATION 668      
520-805 0 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 1 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 2 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 3 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 4 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 5 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 6 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 8 Douglas AZ   9636 QWEST CORPORATION 668      
520-805 9 Douglas AZ   9636 QWEST CORPORATION 668      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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