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.

NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 731

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-731 A Grenada CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724   2024-01-03   
530-731 0 Grenada CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-731 1 Grenada CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-731 2 Grenada CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-731 3 Grenada CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-731 4 Grenada CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-731 5 Grenada CA CHICCA017MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 724      
530-731 7 Grenada CA   145J TERRA NOVA TELECOM INC. 724      
530-731 8 Grenada CA CHICCA01XCX  649C ONVOY, LLC - CA 724      
530-731 9 Grenada CA CHICCA01XCX  649C ONVOY, LLC - CA 724      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.