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: HNVRMNHBRS4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
763-498 A Twin Cities MN 9631 QWEST CORPORATION 628      
763-498 0 Twin Cities MN 9631 QWEST CORPORATION 628      
763-498 5 Twin Cities MN 9631 QWEST CORPORATION 628      
763-498 6 Twin Cities MN 9631 QWEST CORPORATION 628      
763-498 7 Twin Cities MN 9631 QWEST CORPORATION 628      
763-498 8 Twin Cities MN 9631 QWEST CORPORATION 628      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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