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.

NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

<< 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 83 84 85 86 87 88 89 90 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-262 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-263 A Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-264 A Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 0 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 1 Waterloo (Washington DC LATA) MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2019-03-06   
410-264 2 Waterloo (Washington DC LATA) MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-30   
410-264 3 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 4 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 5 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 6 Waterloo (Washington DC LATA) MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2019-04-30   
410-264 7 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 8 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-264 9 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-265 A Woodlawn MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-266 A Annapolis MD PARLMDPADS0  9212 VERIZON MARYLAND, INC. 238      
410-267 A Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 0 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 1 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 2 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 3 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
410-267 4 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-28   
410-267 5 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 6 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 7 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 8 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-267 9 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-268 A Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 A Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 0 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 1 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 2 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 3 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2011-08-19   
410-269 4 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 5 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 6 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 7 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 8 Severna Park MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-269 9 Severna Park MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2011-08-19   
410-270 A Salisbury MD SLBRMD90CM8  6810 REDI-CALL COMMUNICATIONS CO. 242      
410-271 A Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-272 A Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 A Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 0 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 1 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 2 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 3 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236   2016-04-03   
410-273 4 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 5 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 6 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-273 7 Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      

<< 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 83 84 85 86 87 88 89 90 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.