Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Sparrows Point, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-388 A NRPNMDNPDS0  9212 VERIZON MARYLAND, INC. 238      
410-477 A NRPNMDNPDS0  9212 VERIZON MARYLAND, INC. 238      
410-709 A BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-709 0 BLTMMDCHX7X  073H TELNYX LLC 238      
410-709 1 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
410-709 2   2593 CORE COMMUNICATIONS, INC.- MD 238      
410-709 3 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
410-709 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-709 5 PIVLMDPKFMD  9170 BROADVIEW NETWORKS, INC. - MD 238      
410-709 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-709 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-709 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-709 9 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-242 A HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-242 0 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-242 1 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-242 2 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-242 3 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-242 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-242 5 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-242 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-242 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-242 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-337 A BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 0 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-337 1 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-337 2   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 3 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-337 4 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-337 5   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 6   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 7   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 8 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 9 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-408 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 1 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 2 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-408 3   145J TERRA NOVA TELECOM INC. 238      
443-408 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 6 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-408 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-408 9 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-594 A BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-594 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-594 3 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-594 4 BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-594 5 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-594 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-594 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-594 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-594 9   515J IP HORIZON LLC 238      
443-649 A CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-649 0 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-649 1 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-649 2 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-649 3 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-649 4 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-649 5 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-649 6   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-649 7 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-649 8   515J IP HORIZON LLC 238      
443-649 9 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-943 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-943 0 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-943 1 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-943 2 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-943 3 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-943 4 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-943 5 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-943 6 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-943 7 BLTMMDCHFMD  5562 METROPCS, INC. 238      
443-943 8   515J IP HORIZON LLC 238      
443-943 9 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-778 A BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-778 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-778 1 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-778 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-778 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-778 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-778 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-778 6 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-778 7 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-778 8 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-778 9 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      

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

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