Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 600

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-600 A Berlin MD ESTNMDES5MD  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 242      
410-600 0 Berlin MD SLBRMDSBXWX  861F MCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD 242   2006-08-11   
410-600 1 Berlin MD SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242   2014-09-04   
410-600 2 Berlin MD SLBRMDSBXWX  861F MCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD 242   2019-07-13   
410-600 3 Berlin MD ESTNMDES5MD  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 242   2009-03-02   
410-600 4 Berlin MD SLBRMDSBXWX  861F MCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD 242   2017-07-02   
410-600 5 Berlin MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2007-11-16   
410-600 6 Berlin MD SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2014-10-20   
410-600 7 Berlin MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2017-04-13   
410-600 8 Berlin MD SLBRMD902MD  073H TELNYX LLC 242   2017-09-13   
410-600 9 Berlin MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2018-10-19   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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