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.

Switch: WASHDC12OMD

<< 1 2 3 4 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-646 A Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 0 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 1 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 3 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 5 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 7 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 8 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-646 9 Laurel MD 4820 CAVALIER EAST, LLC - MD 236      
240-724 A Washington Zone 6 MD 4820 CAVALIER EAST, LLC - MD 236      
240-724 0 Washington Zone 6 MD 4820 CAVALIER EAST, LLC - MD 236      
240-724 3 Washington Zone 6 MD 4820 CAVALIER EAST, LLC - MD 236      
240-724 5 Washington Zone 6 MD 4820 CAVALIER EAST, LLC - MD 236      
240-724 9 Washington Zone 6 MD 4820 CAVALIER EAST, LLC - MD 236      
240-737 A Washington Zone 4 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 A Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 0 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 1 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 2 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 3 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 4 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 5 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 6 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-747 9 Washington Zone 11 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 A Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 0 Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 1 Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 2 Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 3 Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 5 Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-767 9 Washington Zone 5 MD 4820 CAVALIER EAST, LLC - MD 236      
240-779 A Ashton MD 4820 CAVALIER EAST, LLC - MD 236      
240-779 0 Ashton MD 4820 CAVALIER EAST, LLC - MD 236      
240-779 2 Ashton MD 4820 CAVALIER EAST, LLC - MD 236      
240-779 8 Ashton MD 4820 CAVALIER EAST, LLC - MD 236      
240-779 9 Ashton MD 4820 CAVALIER EAST, LLC - MD 236      
240-864 A Washington Zone 10 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 A Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 0 Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 1 Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 3 Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 4 Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 7 Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-868 9 Washington Zone 12 MD 4820 CAVALIER EAST, LLC - MD 236      
240-929 A Washington Zone 14 MD 4820 CAVALIER EAST, LLC - MD 236      
240-929 0 Washington Zone 14 MD 4820 CAVALIER EAST, LLC - MD 236      
240-929 3 Washington Zone 14 MD 4820 CAVALIER EAST, LLC - MD 236      
240-929 5 Washington Zone 14 MD 4820 CAVALIER EAST, LLC - MD 236      
240-929 9 Washington Zone 14 MD 4820 CAVALIER EAST, LLC - MD 236      
240-949 A Washington Zone 16 MD 4820 CAVALIER EAST, LLC - MD 236      
240-949 0 Washington Zone 16 MD 4820 CAVALIER EAST, LLC - MD 236      

<< 1 2 3 4 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.