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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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 805

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-805 A Cairo IL CRDLILXEXTX  515J IP HORIZON LLC 362      
618-805 1 Cairo IL   515J IP HORIZON LLC 362   2021-11-20   
618-805 5 Cairo IL CRDLILXEX8X  224C ONVOY, LLC 362   2023-04-21   
618-805 8 Cairo IL CRDLILXEXYX  624H ONVOY SPECTRUM, LLC 362   2023-07-05   

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

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