Local Calling Guide

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-306 0 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 1 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 2 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 3 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 4 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 5 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 6 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 7 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 8 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-306 9 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-05-25   
667-354 5 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2022-01-22   
667-400 2 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2017-03-02   
667-401 A Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
667-401 0 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2014-02-22   
667-401 4 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2013-01-11   
667-401 5 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2013-01-11   
667-401 8 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2013-07-15   
667-401 9 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2014-05-11   
667-406 2 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2022-07-30   
667-407 1 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2022-07-23   
667-407 8 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2022-07-23   
667-407 9 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2022-07-23   
667-458 6 Annapolis MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2019-03-04   
667-600 5 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-17   
667-776 1 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 2 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 3 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 4 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 5 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 6 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 7 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-776 8 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-04-08   
667-786 4 Columbia MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2016-02-05   
667-895 3 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-03-19   
667-895 4 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-03-19   
667-900 7 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-07-24   
667-910 7 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-10-30   
667-910 8 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2021-09-10   
667-930 5 Baltimore MD 6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2020-05-01   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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