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: MCLNVA23DS4

Remotes:

Switch Switch name Switch type
WASHDCRKRSA  WASHINGTON  RS 

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
202-242 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-360 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-449 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-495 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-509 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-517 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-519 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-521 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-558 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-559 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-614 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-629 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-655 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-664 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-683 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-684 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-688 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-742 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-759 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
202-960 A Washington Zone 1 DC 6117 LEVEL 3 COMMUNICATIONS, LLC - DC 236      
240-229 A Waldorf MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-232 A Washington Zone 14 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-252 A Gaithersburg MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-273 A Washington Zone 6 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-297 A Washington Zone 13 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-348 A Washington Zone 16 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-434 A Leonardtown MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-528 A Hughesville MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-547 A Laurel MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-599 A Washington Zone 10 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-638 A Washington Zone 3 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-696 A Washington Zone 4 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-744 A Washington Zone 2 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-751 A Gaithersburg MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-752 A Washington Zone 2 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-753 A Washington Zone 10 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-754 A Waldorf MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-776 A La Plata MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-780 A Gaithersburg MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-786 A Laurel MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-787 A Brandywine MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-788 A Washington Zone 5 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-790 A Washington Zone 13 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-794 A Lexington Park-Great Mills MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-880 A Washington Zone 11 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-883 A Ashton MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-892 A Washington Zone 15 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-897 A Washington Zone 16 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-898 A Washington Zone 4 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-358 A Washington Zone 15 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 A Washington Zone 3 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-637 A Washington Zone 10 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-710 A Waldorf MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-741 A Laurel MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-760 A Washington Zone 2 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-761 A Washington Zone 11 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-768 A Washington Zone 3 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-850 A Washington Zone 14 MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-861 A Waldorf MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-880 A Lexington Park-Great Mills MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
540-242 A Stafford VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-222 A Haymarket VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-254 A Triangle VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-260 A Dale City VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-281 A Braddock VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-297 A Washington Zone 17 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-341 A Washington Zone 17 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-343 A Occoquan VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-388 A Washington Zone 8 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-415 A Haymarket VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-421 A Washington Zone 17 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-446 A Herndon VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-495 A Washington Zone 19 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-496 A Lorton Metro VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-695 A Washington Zone 17 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-723 A Washington Zone 19 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
571-833 A Manassas VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-291 A Triangle VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-348 A Arcola VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-350 A Washington Zone 8 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-382 A Engleside VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-429 A Herndon VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-432 A Triangle VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-436 A Lorton VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-468 A Haymarket VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-520 A Braddock VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-537 A Washington Zone 19 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-595 A Occoquan VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-596 A Nokesville VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-621 A Washington Zone 19 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-637 A Washington Zone 17 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-651 A Dulles VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-659 A Manassas VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-665 A Dulles VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-672 A Lorton VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-673 A Herndon VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-722 A Arcola VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-740 A Washington Zone 8 VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-745 A Braddock VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      
703-763 A Dale City VA 8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236      

1 2 >>

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.