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: NCDHWIXAPS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
608-560 A Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-560 1 Necedah WI 0859 CENTRAL STATE TEL. CO 354   2013-10-20   
608-565 A Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 0 Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 2 Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 3 Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 4 Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 5 Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 6 Necedah WI 0859 CENTRAL STATE TEL. CO 354      
608-565 7 Necedah WI 0859 CENTRAL STATE TEL. CO 354      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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