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: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-746 A Brandywine MD WASHDCSWDS8  7421 AT&T - LOCAL 236   2021-02-04   
240-746 1 Brandywine MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-07-19   
240-746 2 Brandywine MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2021-07-19   
240-746 3 Brandywine MD WASHDC12MMD  516J TON80 COMMUNICATIONS LLC 236   2021-09-04   
240-746 4 Brandywine MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-21   
240-746 5 Brandywine MD BTVLMD127MD  5562 METROPCS, INC. 236   2021-09-16   
240-746 6 Brandywine MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-746 7 Brandywine MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-746 8 Brandywine MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-04-02   
240-746 9 Brandywine MD WASHDCSWDS8  7421 AT&T - LOCAL 236   2021-02-04   

Last updated: Tue, 15 Nov 2022 00:10:00 UTC

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