Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 861F MCC TELEPHONY OF THE MID-ATLANTIC, LLC - MD

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
410-600 0 Berlin MD SLBRMDSBXWX  242      
410-600 2 Berlin MD SLBRMDSBXWX  242      
410-600 4 Berlin MD SLBRMDSBXWX  242      
410-835 5 Willards MD SLBRMDSBXWX  242      
410-973 A Berlin MD SLBRMDSBXWX  242      
410-973 1 Berlin MD SLBRMDSBXWX  242      
443-727 3 Bishopville MD SLBRMDSBXWX  242      

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

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