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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-275 1 Cecilton MD   9212 VERIZON MARYLAND, INC. 242      
410-275 2 Cecilton MD   9212 VERIZON MARYLAND, INC. 242      
410-275 3 Cecilton MD   073H TELNYX LLC 242   2017-09-13   
410-275 4 Cecilton MD   7386 COMCAST PHONE OF MARYLAND, INC. - MD 242   2014-05-12   
410-275 5 Cecilton MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2004-04-03   
410-275 6 Cecilton MD   2589 US LEC OF MARYLAND, INC. 242   2014-11-08   
410-275 7 Cecilton MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2014-10-20   
410-275 8 Cecilton MD   9212 VERIZON MARYLAND, INC. 242      
410-275 9 Cecilton MD   9212 VERIZON MARYLAND, INC. 242      
410-276 A Baltimore MD BLTMMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-277 A Woodlawn MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-277 0 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 1 Woodlawn MD   082H LOCAL ACCESS LLC - MD 238   2015-03-23   
410-277 2 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 3 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 4 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 5 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 6 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 7 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 8 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-277 9 Woodlawn MD   9212 VERIZON MARYLAND, INC. 238      
410-278 A Aberdeen MD ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
410-279 A Annapolis MD WDLWMDEMCM2  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-280 A Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-280 0 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 1 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 2 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 3 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 4 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 5 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 6 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 7 Annapolis MD   876D ONVOY, LLC - MD 238   2016-03-09   
410-280 8 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-280 9 Annapolis MD   9212 VERIZON MARYLAND, INC. 238      
410-281 A Woodlawn MD WDLWMDWLDS0  9212 VERIZON MARYLAND, INC. 238      
410-282 A Dundalk MD DNDLMDDNDS0  9212 VERIZON MARYLAND, INC. 238      
410-283 A Towson MD HNVAMDAECM0  6630 USA MOBILITY WIRELESS, INC. 238      
410-284 A Dundalk MD DNDLMDDNDS0  9212 VERIZON MARYLAND, INC. 238      
410-285 A Dundalk MD DNDLMDDNDS0  9212 VERIZON MARYLAND, INC. 238      
410-286 A North Beach MD NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
410-286 0 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 1 North Beach MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-07-15   
410-286 2 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 3 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 4 North Beach MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2016-08-03   
410-286 5 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 6 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 7 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 8 North Beach MD   9212 VERIZON MARYLAND, INC. 238      
410-286 9 North Beach MD   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 >>

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.