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.

OCN: 9212 VERIZON MARYLAND, INC.

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
410-572 A Salisbury MD SLBRMDSBDS1  242      
410-572 0 Salisbury MD SLBRMDSBDS1  242      
410-572 2 Salisbury MD SLBRMDSBDS1  242      
410-572 3 Salisbury MD SLBRMDSBDS1  242      
410-572 5 Salisbury MD SLBRMDSBDS1  242      
410-572 6 Salisbury MD SLBRMDSBDS1  242      
410-572 8 Salisbury MD SLBRMDSBDS1  242      
410-572 9 Salisbury MD SLBRMDSBDS1  242      
410-573 A Annapolis MD PARLMDPADS0  238      
410-574 A Essex MD ESSXMDEXDS0  238      
410-575 A Fork MD ABRDMDABDS0  238      
410-575 5 Fork MD ABRDMDABDS0  238      
410-575 6 Fork MD ABRDMDABDS0  238      
410-575 7 Fork MD ABRDMDABDS0  238      
410-575 8 Fork MD ABRDMDABDS0  238      
410-575 9 Fork MD ABRDMDABDS0  238      
410-576 A Baltimore MD BLTMMDCHDS3  238      
410-577 A Pikesville MD OWMLMDOMDS0  238      
410-577 0 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 1 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 2 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 3 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 4 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 5 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 6 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 7 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 8 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-577 9 Pikesville MD OWMLMDOMDS0  238   2005-07-01   
410-578 A Baltimore MD BLTMMDLBDS0  238      
410-579 A Elkridge MD EKRGMDELDS0  238      
410-580 A Pikesville MD PIVLMDPKDS1  238      
410-581 A Pikesville MD OWMLMDOMDS0  238      
410-582 A Glen Burnie MD GLBRMDGLRP0  238      
410-582 0 Glen Burnie MD GLBRMDGLRP0  238      
410-582 4 Glen Burnie MD GLBRMDGLRP0  238      
410-582 5 Glen Burnie MD GLBRMDGLRP0  238      
410-582 9 Glen Burnie MD GLBRMDGLRP0  238      
410-583 A Towson MD TWSNMDTWDS0  238      
410-583 0 Towson MD TWSNMDTWDS0  238      
410-583 1 Towson MD TWSNMDTWDS0  238      
410-583 2 Towson MD TWSNMDTWDS0  238      
410-583 4 Towson MD TWSNMDTWDS0  238      
410-583 5 Towson MD TWSNMDTWDS0  238      
410-583 6 Towson MD TWSNMDTWDS0  238      
410-583 7 Towson MD TWSNMDTWDS0  238      
410-583 8 Towson MD TWSNMDTWDS0  238      
410-583 9 Towson MD TWSNMDTWDS0  238      
410-584 A Cockeysville MD CYVLMDDADS0  238      
410-584 0 Cockeysville MD CYVLMDDADS0  238      
410-584 1 Cockeysville MD CYVLMDDADS0  238      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.