Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 831 [Rate centres in NPA 831] [Dial plan for NPA 831]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-257 A Aptos CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-257 0 Aptos CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-257 1 Aptos CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-257 2 Aptos CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-257 3 Aptos CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
831-257 4 Aptos CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
831-257 5 Aptos CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
831-257 6 Aptos CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
831-257 7 Aptos CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      
831-257 8 Aptos CA SNJUCACL3MD  073H TELNYX LLC 722      
831-257 9 Aptos CA SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722      

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

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