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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SLBRMDSBXVX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-220 A Greensboro MD 876D ONVOY, LLC - MD 242      
667-226 A St Michaels MD 876D ONVOY, LLC - MD 242      
667-255 A Hillsboro MD 876D ONVOY, LLC - MD 242      
667-282 A Tilghman MD 876D ONVOY, LLC - MD 242      
667-285 A Hurlock MD 876D ONVOY, LLC - MD 242      
667-291 A Millington MD 876D ONVOY, LLC - MD 242      
667-293 A Sharptown MD 876D ONVOY, LLC - MD 242      
667-660 A Marion MD 876D ONVOY, LLC - MD 242      
667-661 A Snow Hill MD 876D ONVOY, LLC - MD 242      
667-662 A Smith Island MD 876D ONVOY, LLC - MD 242      
667-663 A Ocean City MD 876D ONVOY, LLC - MD 242      
667-664 A Trappe MD 876D ONVOY, LLC - MD 242      
667-676 A Willards MD 876D ONVOY, LLC - MD 242      
667-800 A Salisbury MD 876D ONVOY, LLC - MD 242      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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