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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-617 3 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-617 4 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-617 5 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-617 6 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-617 7 Baltimore MD BLTMMDYKDS0  9212 VERIZON MARYLAND, INC. 238      
410-617 8 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
410-617 9 Baltimore MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-618 A Perryville MD BLTMMDCH3MD  228C IDT AMERICA, CORP. - MD 238      
410-618 0 Perryville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-618 1 Perryville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-618 2 Perryville MD BLTMMDCH3MD  228C IDT AMERICA, CORP. - MD 238      
410-618 3 Perryville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-618 4 Perryville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
410-618 5 Perryville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
410-618 6 Perryville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-618 7 Perryville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-618 8 Perryville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-618 9 Perryville MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
410-619 A Waterloo (Washington DC LATA) MD WASHDCDP8MD  9748 AMERICAN MESSAGING SERVICES, LLC 236      
410-620 A Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 0 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 1 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 2 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 3 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 4 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 5 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 6 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 7 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-620 8 Elkton MD BLTMMDCHXOY  5562 METROPCS, INC. 238      
410-620 9 Elkton MD EKTNMDEKDS0  9212 VERIZON MARYLAND, INC. 238      
410-621 A Princess Anne MD PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 0 Princess Anne MD PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 1 Princess Anne MD PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 2 Princess Anne MD PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 3 Princess Anne MD PRANMDPARS1  9212 VERIZON MARYLAND, INC. 242      
410-621 4 Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
410-621 5 Princess Anne MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242      
410-621 6 Princess Anne MD   145J TERRA NOVA TELECOM INC. 242      
410-621 7 Princess Anne MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
410-621 8 Princess Anne MD SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242      
410-621 9 Princess Anne MD ESTNMDES5MD  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 242      
410-622 A Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-622 0 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 2 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 3 Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-622 4 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 5 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 6 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 7 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 8 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-622 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
410-623 A Marion MD MARNMDMARS1  9212 VERIZON MARYLAND, INC. 242      
410-623 0 Marion MD   2593 CORE COMMUNICATIONS, INC.- MD 242      
410-623 1 Marion MD   145J TERRA NOVA TELECOM INC. 242      
410-623 2 Marion MD MARNMDMARS1  9212 VERIZON MARYLAND, INC. 242      
410-623 3 Marion MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
410-623 5 Marion MD SLBRMD902MD  073H TELNYX LLC 242      
410-623 6 Marion MD   145J TERRA NOVA TELECOM INC. 242      
410-623 7 Marion MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242      
410-623 8 Marion MD MARNMDMARS1  9212 VERIZON MARYLAND, INC. 242      
410-623 9 Marion MD   792K CHARTER IP ENABLED SERVICES, LLC 242      
410-624 A Baltimore MD BLTMMDEDRP0  9212 VERIZON MARYLAND, INC. 238      
410-624 0 Baltimore MD BLTMMDEDRP0  9212 VERIZON MARYLAND, INC. 238      
410-624 1 Baltimore MD BLTMMDEDRP0  9212 VERIZON MARYLAND, INC. 238      
410-624 2 Baltimore MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
410-624 3 Baltimore MD BLTMMDEDRP0  9212 VERIZON MARYLAND, INC. 238      
410-624 4 Baltimore MD BLTMMDEDRP0  9212 VERIZON MARYLAND, INC. 238      
410-624 5 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
410-624 6 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-624 7 Baltimore MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
410-624 8 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-624 9 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-625 A Baltimore MD BLTMMDCHDS3  9212 VERIZON MARYLAND, INC. 238      
410-626 A Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 0 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 1 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 2 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 3 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 4 Annapolis MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-626 5 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 6 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-626 7 Annapolis MD STMRMDSMRS1  9212 VERIZON MARYLAND, INC. 238      
410-626 8 Annapolis MD STMRMDSMRS1  9212 VERIZON MARYLAND, INC. 238      
410-626 9 Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
410-627 A Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-628 A Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 0 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 1 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 2 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 3 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 4 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 5 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 6 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 7 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 8 Cockeysville MD CYVLMDCKDS0  9212 VERIZON MARYLAND, INC. 238      
410-628 9 Cockeysville MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-629 A Berlin MD BRLNMDBLRS1  9212 VERIZON MARYLAND, INC. 242      
410-629 0 Berlin MD BRLNMDBLRS1  9212 VERIZON MARYLAND, INC. 242      
410-629 1 Berlin MD BRLNMDBLRS1  9212 VERIZON MARYLAND, INC. 242      

<< 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 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.