Local Calling Guide

Area code/prefix search

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OCN: 7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
301-623 4 Washington Zone 13 MD WASHDCTTDS0  236      
301-628 A Washington Zone 3 MD WASHDCTTDS0  236      
301-628 0 Washington Zone 3 MD WASHDCTTDS0  236      
301-628 1 Washington Zone 3 MD WASHDCTTDS0  236      
301-628 2 Washington Zone 3 MD WASHDCTTDS0  236      
301-628 3 Washington Zone 3 MD WASHDCTTDS0  236      
301-628 4 Washington Zone 3 MD WASHDCTTDS0  236      
301-628 5 Washington Zone 3 MD WASHDCTTDS0  236      
301-634 A Washington Zone 2 MD WASHDCTTDS0  236      
301-658 A Ashton MD WASHDCTTDS0  236      
301-658 9 Ashton MD WASHDCTTDS0  236      
301-666 A Washington Zone 14 MD WASHDCTTDS0  236      
301-666 3 Washington Zone 14 MD WASHDCTTDS0  236      
301-677 A Washington Zone 14 MD WASHDCDTDS1  236      
301-679 A Washington Zone 12 MD WASHDCTTDS0  236      
301-679 4 Washington Zone 12 MD WASHDCTTDS0  236      
301-683 A Washington Zone 4 MD WASHDCTTDS0  236      
301-683 0 Washington Zone 4 MD WASHDCTTDS0  236      
301-683 1 Washington Zone 4 MD WASHDCTTDS0  236      
301-683 2 Washington Zone 4 MD WASHDCTTDS0  236      
301-683 3 Washington Zone 4 MD WASHDCTTDS0  236      
301-683 6 Washington Zone 4 MD WASHDCTTDS0  236      
301-684 A Indian Head MD WASHDCTTDS0  236      
301-684 9 Indian Head MD WASHDCTTDS0  236      
301-685 A Damascus MD WASHDCTTDS0  236      
301-685 9 Damascus MD WASHDCTTDS0  236      
301-691 A Poolesville MD WASHDCTTDS0  236      
301-691 9 Poolesville MD WASHDCTTDS0  236      
301-692 A Washington Zone 11 MD WASHDCTTDS0  236      
301-692 0 Washington Zone 11 MD WASHDCTTDS0  236      
301-692 1 Washington Zone 11 MD WASHDCTTDS0  236      
301-692 2 Washington Zone 11 MD WASHDCTTDS0  236      
301-692 3 Washington Zone 11 MD WASHDCTTDS0  236      
301-692 4 Washington Zone 11 MD WASHDCTTDS0  236      
301-715 A Washington Zone 15 MD WASHDCTTDS0  236      
301-715 2 Washington Zone 15 MD WASHDCTTDS0  236      
301-719 A Washington Zone 16 MD WASHDCTTDS0  236      
301-719 1 Washington Zone 16 MD WASHDCTTDS0  236      
301-720 A Brandywine MD WASHDCTTDS0  236      
301-720 9 Brandywine MD WASHDCTTDS0  236      
301-747 A Washington Zone 6 MD WASHDCTTDS0  236      
301-747 9 Washington Zone 6 MD WASHDCTTDS0  236      
301-803 1 Washington Zone 2 MD WASHDCDTDS1  236      
301-803 2 Washington Zone 2 MD WASHDCDTDS1  236      
301-803 3 Washington Zone 2 MD WASHDCDTDS1  236      
301-803 6 Washington Zone 2 MD WASHDCDTDS1  236      
301-820 A Gaithersburg MD WASHDCTTDS0  236      
301-820 4 Gaithersburg MD WASHDCTTDS0  236      
301-820 6 Gaithersburg MD WASHDCTTDS0  236      
301-821 A Laurel MD WASHDCTTDS0  236      

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

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