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: SRDSTNXARP0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
731-858 A Sardis TN 0575 TENNESSEE TEL. CO. 468      
731-858 0 Sardis TN 0575 TENNESSEE TEL. CO. 468      
731-858 2 Sardis TN 0575 TENNESSEE TEL. CO. 468      
731-858 3 Sardis TN 0575 TENNESSEE TEL. CO. 468      
731-858 4 Sardis TN 0575 TENNESSEE TEL. CO. 468      
731-858 9 Sardis TN 0575 TENNESSEE TEL. CO. 468      

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

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