Local Calling Guide

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Hampstead, MD

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-374 A HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 0 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 1 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 2 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 3 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 4 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 5 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 6 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 7 BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
410-374 8 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
410-374 9 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
443-291 A BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-291 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-291 3 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-291 4 BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD 238      
443-291 5   876D ONVOY, LLC - MD 238      
443-291 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-291 7 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-291 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-291 9 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-375 A BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 0 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 1 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 2 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 3 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-375 4 BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238      
443-375 5   876D ONVOY, LLC - MD 238      
443-375 6 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 7 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 8 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-375 9 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-507 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-507 0 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
443-507 1 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-507 2   145J TERRA NOVA TELECOM INC. 238      
443-507 3   2593 CORE COMMUNICATIONS, INC.- MD 238      
443-507 4 BLTMMD91DS2  2596 QUANTUM TELECOMMUNICATIONS, INC. - MD 238      
443-507 5 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
443-507 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-507 7   145J TERRA NOVA TELECOM INC. 238      
443-507 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-507 9 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-508 A HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-508 0 HNVAMDBHAMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-508 1 BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-508 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-508 3 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-508 4 HMPSMDHERS1  9212 VERIZON MARYLAND, INC. 238      
443-508 5 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-508 6   145J TERRA NOVA TELECOM INC. 238      
443-508 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-508 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-508 9 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
443-639 A BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-639 0 BLTMMDCHX7X  073H TELNYX LLC 238      
443-639 1   876D ONVOY, LLC - MD 238      
443-639 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-639 3 BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238      
443-639 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-639 5 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-639 6 BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238      
443-639 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
443-639 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
443-639 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-366 A BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 0   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 1   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 2 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 3 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 4 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 5 BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 6 BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-366 8   2593 CORE COMMUNICATIONS, INC.- MD 238      
667-366 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-477 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-477 2 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-477 3 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-477 4 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238      
667-477 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-477 9 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
667-489 A   876D ONVOY, LLC - MD 238   2024-08-04   
667-489 0   876D ONVOY, LLC - MD 238      

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

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