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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-497 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 0 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 1 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 2 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 3 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 4 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 5 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 6 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 8 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
240-497 9 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-204 8 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236   2003-08-11   
301-215 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-215 4 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-215 5 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-215 6 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-215 7 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-215 8 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-215 9 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-280 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 0 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 1 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 2 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 3 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 4 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 5 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-347 9 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-492 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-652 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-654 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-656 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-657 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-664 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-664 5 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-664 6 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-664 7 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-664 8 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-664 9 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-718 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-760 1 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236   2004-07-08   
301-760 5 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236   2004-08-10   
301-771 A Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 2 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 3 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 4 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 5 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 6 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 7 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-771 8 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236      
301-828 4 Washington Zone 2 MD 9212 VERIZON MARYLAND, INC. 236   2005-04-22   

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

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