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: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-335 A Washington Zone 14 MD HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-335 0 Washington Zone 14 MD HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-335 1 Washington Zone 14 MD HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-335 2 Washington Zone 14 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
240-335 3 Washington Zone 14 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2014-10-24   
240-335 4 Washington Zone 14 MD HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-335 5 Washington Zone 14 MD WASHDC125MD  197D VONAGE AMERICA LLC 236   2020-05-20   
240-335 6 Washington Zone 14 MD WASHDC125MD  197D VONAGE AMERICA LLC 236   2020-05-20   
240-335 7 Washington Zone 14 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-06-11   
240-335 8 Washington Zone 14 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-06-11   
240-335 9 Washington Zone 14 MD HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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