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: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-853 5 Pocomoke MD   792K CHARTER IP ENABLED SERVICES, LLC 242   2022-11-28   
667-853 6 Pocomoke MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2022-12-28   
667-853 7 Pocomoke MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-853 8 Pocomoke MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-12-20   
667-853 9 Pocomoke MD SLBRMD90DS0  469J CORETEL MARYLAND, INC. - MD 242   2019-11-11   
667-855 A Salisbury MD SLBRMD906MD  145J TERRA NOVA TELECOM INC. 242      
667-855 0 Salisbury MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2023-09-15   
667-855 2 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-855 4 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-855 5 Salisbury MD SLBRMD906MD  145J TERRA NOVA TELECOM INC. 242   2019-04-22   
667-855 8 Salisbury MD   2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-856 A Dundalk MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238      
667-856 0 Dundalk MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-06-09   
667-856 1 Dundalk MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-04-15   
667-856 2 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-856 3 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-856 4 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-856 5 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-856 6 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-06-16   
667-856 7 Dundalk MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-05-03   
667-856 8 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-856 9 Dundalk MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-866 A Darlington MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
667-866 0 Darlington MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-08-03   
667-866 1 Darlington MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-08-03   
667-866 2 Darlington MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2019-03-08   
667-866 3 Darlington MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-866 4 Darlington MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-08-03   
667-866 5 Darlington MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-866 6 Darlington MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-866 7 Darlington MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-866 8 Darlington MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-05-31   
667-866 9 Darlington MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-867 A Baltimore MD BLTQMD013MD  939H COMMIO, LLC 238      
667-867 0 Baltimore MD BLTMMDCHDMD  551G NUSO, LLC 238   2018-10-14   
667-867 1 Baltimore MD BLTMMDCHDMD  551G NUSO, LLC 238   2018-10-14   
667-867 2 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-867 3 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-867 4 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-867 5 Baltimore MD BLTQMD013MD  939H COMMIO, LLC 238   2017-08-11   
667-867 6 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-867 7 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-867 8 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-867 9 Baltimore MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
667-868 A Crisfield MD   792K CHARTER IP ENABLED SERVICES, LLC 242      
667-868 0 Crisfield MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-868 1 Crisfield MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2019-03-04   
667-868 2 Crisfield MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2019-12-13   
667-868 3 Crisfield MD SLBRMDSBX0X  624H ONVOY SPECTRUM, LLC 242   2022-02-26   
667-868 4 Crisfield MD   792K CHARTER IP ENABLED SERVICES, LLC 242   2020-09-25   

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.