Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Port Deposit, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-378 A BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 0 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 1 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 2 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 3 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 4 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 5 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 6 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 7 BLTMMDCHX7X  073H TELNYX LLC 238      
410-378 8 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
410-378 9 BNBRMDBRRS0  9212 VERIZON MARYLAND, INC. 238      
443-227 A BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-227 0 BLTMMDCHX7X  073H TELNYX LLC 238      
443-227 1 BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-227 2   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-227 3 BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-227 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-227 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-227 6 BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-227 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-227 8 BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-227 9 BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-731 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-731 0   876D ONVOY, LLC - MD 238      
443-731 1 BLTMMDCH47Z  420C ARMSTRONG TELECOMMUNICATIONS, INC. - MD 238      
443-731 2 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-731 3 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-731 4 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-731 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-731 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-731 7 BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-731 8   145J TERRA NOVA TELECOM INC. 238      
443-731 9 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-747 A BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-747 0 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-747 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-747 2 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-747 3 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-747 4 BLTMMDCH3MD  228C IDT AMERICA, CORP. - MD 238      
443-747 5 BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238      
443-747 6 BLTMMDCHXVX  321J HD CARRIER LLC 238      
443-747 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-747 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-747 9 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
667-396 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-396 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-396 1 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-396 2 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-396 3 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-396 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-396 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-396 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-396 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-396 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-396 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-398 A BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-398 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-398 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-398 8   568G PEERLESS NETWORK OF MARYLAND, LLC 238      
667-398 9 BLTMMDCHX7X  073H TELNYX LLC 238      
667-837 A BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-837 0   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-837 1   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-837 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-837 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-837 4   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-837 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-837 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-837 7 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-837 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-837 9 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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