Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-430 A Washington Zone 11 MD HRNDVA13DS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 0 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 1 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 2 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 3 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 4 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 5 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 6 Washington Zone 11 MD   197D VONAGE NETWORK INC. 236   2020-05-20   
240-430 7 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-430 8 Washington Zone 11 MD   197D VONAGE NETWORK INC. 236   2020-05-20   
240-430 9 Washington Zone 11 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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