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: 572

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
831-572 A Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
831-572 0 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-12-09   
831-572 1 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-12-09   
831-572 2 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-12-09   
831-572 3 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-12-09   
831-572 4 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-12-09   
831-572 5 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2017-12-15   
831-572 6 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
831-572 7 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
831-572 8 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
831-572 9 Aptos CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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