Local Calling Guide

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Baltimore, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
301-878 A BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-201 A XXXXXXXXXXX  9212 VERIZON MARYLAND, INC. 238      
410-207 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-209 A BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 0 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-209 1 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 2 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 3 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 4 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 5 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 6 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 7 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-209 8 BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-209 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-215 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-217 A BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-218 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-223 A BLTMMDCHDS3  9212 VERIZON MARYLAND, INC. 238      
410-225 A BLTMMDMDDS0  9212 VERIZON MARYLAND, INC. 238      
410-230 A BLTMMDCHDS3  9212 VERIZON MARYLAND, INC. 238      
410-232 A HNVAMDAE3MD  6630 USA MOBILITY WIRELESS, INC. 238      
410-233 A BLTMMDEDRP0  9212 VERIZON MARYLAND, INC. 238      
410-234 A BLTMMDCHDS3  9212 VERIZON MARYLAND, INC. 238      
410-235 A BLTMMDUVDS0  9212 VERIZON MARYLAND, INC. 238      
410-237 A BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-237 0 BLTMMDCHDMD  551G NUSO, LLC 238   2018-07-23   
410-237 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-02-14   
410-237 2 BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-237 3 BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-237 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
410-237 5 BLTMMDCH1DD  9212 VERIZON MARYLAND, INC. 238      
410-237 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2017-06-02   
410-237 7 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2017-12-01   
410-237 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2017-12-01   
410-237 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-02-14   
410-240 A   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-240 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 3 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 4 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-240 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-11-20   
410-241 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-243 A BLTMMDUVDS0  9212 VERIZON MARYLAND, INC. 238      
410-244 A BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
410-246 A BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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