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
410-689 7 Glen Burnie MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
410-689 8 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-11-15   
410-689 9 Glen Burnie MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-09-01   
410-690 A Easton MD WYMLMDMWLMD  7421 AT&T - LOCAL 242      
410-690 0 Easton MD   145J TERRA NOVA TELECOM INC. 242   2021-01-28   
410-690 1 Easton MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2004-02-28   
410-690 2 Easton MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2004-02-28   
410-690 3 Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2005-01-07   
410-690 4 Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2004-06-12   
410-690 5 Easton MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2006-01-29   
410-690 6 Easton MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2006-05-19   
410-690 7 Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2010-09-24   
410-690 8 Easton MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2009-08-13   
410-690 9 Easton MD WYMLMDMWLMD  7421 AT&T - LOCAL 242   2002-07-25   
410-691 A Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 0 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 1 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 2 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 3 Glen Burnie MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2007-07-27   
410-691 4 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 5 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 6 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 7 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-691 8 Glen Burnie MD BLTMMDCHAMD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD. 238   2003-02-26   
410-691 9 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-692 A Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 0 Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 1 Jarrettsville MD BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-18   
410-692 2 Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 3 Jarrettsville MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-03-29   
410-692 4 Jarrettsville MD BLTMMDCH47Z  420C ARMSTRONG TELECOMMUNICATIONS, INC. - MD 238   2008-09-08   
410-692 5 Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 6 Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 7 Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-692 8 Jarrettsville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-04   
410-692 9 Jarrettsville MD JRVLMDJERS0  9212 VERIZON MARYLAND, INC. 238      
410-693 A Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-694 A Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 0 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 1 Glen Burnie MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-08-15   
410-694 2 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 3 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 4 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 5 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 6 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 7 Glen Burnie MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-06-08   
410-694 8 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-694 9 Glen Burnie MD FPATMDFRDS0  9212 VERIZON MARYLAND, INC. 238      
410-695 A Odenton MD ODTNMDPORS2  9212 VERIZON MARYLAND, INC. 238      
410-695 0 Odenton MD ODTNMDPORS2  9212 VERIZON MARYLAND, INC. 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 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.