Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: TCSNAZMADS1

Remotes:

Switch Switch name Switch type
TCSNAZMLRS2  MOUNT LEMMON  5ER 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-594 6 Tucson AZ 9636 QWEST CORPORATION 668      
520-594 7 Tucson AZ 9636 QWEST CORPORATION 668      
520-594 8 Tucson AZ 9636 QWEST CORPORATION 668      
520-594 9 Tucson AZ 9636 QWEST CORPORATION 668      
520-617 A Tucson AZ 9636 QWEST CORPORATION 668      
520-620 A Tucson AZ 9636 QWEST CORPORATION 668      
520-621 A Tucson AZ 9636 QWEST CORPORATION 668      
520-622 A Tucson AZ 9636 QWEST CORPORATION 668      
520-623 A Tucson AZ 9636 QWEST CORPORATION 668      
520-624 A Tucson AZ 9636 QWEST CORPORATION 668      
520-626 A Tucson AZ 9636 QWEST CORPORATION 668      
520-628 A Tucson AZ 9636 QWEST CORPORATION 668      
520-628 1 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 2 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 3 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 4 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 5 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 6 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 7 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 8 Tucson AZ 9636 QWEST CORPORATION 668      
520-628 9 Tucson AZ 9636 QWEST CORPORATION 668      
520-629 A Tucson AZ 9636 QWEST CORPORATION 668      
520-638 A Tucson AZ 9636 QWEST CORPORATION 668      
520-638 0 Tucson AZ 9636 QWEST CORPORATION 668   2008-05-28   
520-638 1 Tucson AZ 9636 QWEST CORPORATION 668   2008-05-28   
520-638 2 Tucson AZ 9636 QWEST CORPORATION 668   2008-05-28   
520-638 3 Tucson AZ 9636 QWEST CORPORATION 668   2008-05-28   
520-638 4 Tucson AZ 9636 QWEST CORPORATION 668   2008-05-28   
520-670 A Tucson AZ 9636 QWEST CORPORATION 668      
520-695 A Tucson AZ 9636 QWEST CORPORATION 668      
520-724 A Tucson AZ 9636 QWEST CORPORATION 668      
520-724 2 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 3 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 4 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 5 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 6 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 7 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 8 Tucson AZ 9636 QWEST CORPORATION 668   2011-06-01   
520-724 9 Tucson AZ 9636 QWEST CORPORATION 668   2011-10-07   
520-740 A Tucson AZ 9636 QWEST CORPORATION 668      
520-770 A Tucson AZ 9636 QWEST CORPORATION 668      
520-770 0 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 1 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 2 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 3 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 4 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 5 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 7 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 8 Tucson AZ 9636 QWEST CORPORATION 668      
520-770 9 Tucson AZ 9636 QWEST CORPORATION 668      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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