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 91 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-716 2 Towson MD TWSNMDTWDS0  9212 VERIZON MARYLAND, INC. 238      
410-716 3 Towson MD TWSNMDTWDS0  9212 VERIZON MARYLAND, INC. 238      
410-716 4 Towson MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-12-09   
410-716 5 Towson MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-12-09   
410-716 6 Towson MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2018-12-09   
410-716 7 Towson MD TWSNMDTWDS0  9212 VERIZON MARYLAND, INC. 238      
410-717 A Elkridge MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-717 0 Elkridge MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-717 1 Elkridge MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-717 2 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2011-09-19   
410-717 3 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2011-09-19   
410-717 4 Elkridge MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-717 5 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2011-09-19   
410-717 6 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2009-12-27   
410-717 7 Elkridge MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-717 8 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2009-12-27   
410-717 9 Elkridge MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-718 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 0 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 1 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 2 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 3 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 4 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 5 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 6 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 7 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 8 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-718 9 Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-719 A Catonsville MD CTVLMDCTDS0  9212 VERIZON MARYLAND, INC. 238      
410-720 A Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 0 Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 1 Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 2 Ellicott City MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-07-30   
410-720 3 Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 4 Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 5 Ellicott City MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
410-720 6 Ellicott City MD CLMAMDOBDS0  9212 VERIZON MARYLAND, INC. 238      
410-720 7 Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 8 Ellicott City MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
410-720 9 Ellicott City MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2007-08-20   
410-721 A Crofton MD COTNMDCRDS0  9212 VERIZON MARYLAND, INC. 238      
410-722 A Waterloo (Washington DC LATA) MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
410-723 A Ocean City MD OCCYMDONDS0  9212 VERIZON MARYLAND, INC. 242      
410-724 A Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-724 0 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-724 1 Waterloo (Washington DC LATA) MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2020-10-26   
410-724 2 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-724 3 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-724 4 Waterloo (Washington DC LATA) MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
410-724 5 Waterloo (Washington DC LATA) MD LARLMDLRDS0  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 91 >>

Last updated: Sat, 01 Jun 2024 11:59:14 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.