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.
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Switch: BLTNINTMX2Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
930-288 A Bloomington IN 478J NUSO, LLC 338   2025-01-17   
930-288 1 Bloomington IN 478J NUSO, LLC 338   2025-01-17   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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