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: 347

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-347 A Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 0 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 1 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 2 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 3 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 4 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 5 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 6 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 7 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      
530-347 8 Cottonwood CA CHICCA78AMD  516C AT&T CORP. 724   2013-02-17   
530-347 9 Cottonwood CA CTWDCA11RS0  9740 PACIFIC BELL 724      

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.