Local Calling Guide

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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-778 A Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
443-778 0 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 1 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2002-06-25   
443-778 2 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2003-02-15   
443-778 3 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 4 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 5 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 6 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 7 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 8 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236      
443-778 9 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2003-02-15   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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