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
240-624 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-624 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-624 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-624 8 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
240-684 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 7 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-220 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-286 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 7 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 8 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-313 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-344 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-345 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-397 8 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-441 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 7 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 8 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-446 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-474 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-486 7 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-488 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 7 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 8 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-489 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-507 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-507 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-507 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 0 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 3 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 5 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 7 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-513 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-614 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-901 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-901 1 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-901 2 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-901 4 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-901 6 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-901 9 Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-982 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      
301-993 A Washington Zone 13 MD 9212 VERIZON MARYLAND, INC. 236      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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