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 74 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-800 3 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 4 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 5 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 6 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 7 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 8 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-800 9 Salisbury MD SLBRMDSBAMD  551G NUSO, LLC 242   2018-11-07   
667-802 A Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-802 0 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-07-23   
667-802 1 Catonsville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-01-21   
667-802 2 Catonsville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-03   
667-802 3 Catonsville MD BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
667-802 4 Catonsville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-03   
667-802 5 Catonsville MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2016-12-15   
667-802 6 Catonsville MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-03-14   
667-802 7 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-09-13   
667-802 8 Catonsville MD BLTQMD013MD  939H COMMIO, LLC 238   2016-05-31   
667-802 9 Catonsville MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-04-20   
667-803 A Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-803 0 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-10-13   
667-803 1 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
667-803 2 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-04   
667-803 3 Solomons MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-09   
667-803 4 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-07-16   
667-803 7 Solomons MD   145J TERRA NOVA TELECOM INC. 238   2024-02-15   
667-803 8 Solomons MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-08-16   
667-803 9 Solomons MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   
667-808 A Easton MD SLBRMD90DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242      
667-808 0 Easton MD SLBRMD90DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 242   2016-10-14   
667-808 7 Easton MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-07-12   
667-808 8 Easton MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2020-04-20   
667-808 9 Easton MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2021-10-31   
667-810 A Salisbury MD   876D ONVOY, LLC - MD 242      
667-810 5 Salisbury MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2022-04-25   
667-810 6 Salisbury MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-09-25   
667-810 7 Salisbury MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-09-25   
667-810 8 Salisbury MD   876D ONVOY, LLC - MD 242   2021-04-30   
667-812 A Waterloo (Washington DC LATA) MD LARLMDDYDS0  9212 VERIZON MARYLAND, INC. 236      
667-812 0 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 1 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 2 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 3 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 4 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 5 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 6 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 7 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 8 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-812 9 Waterloo (Washington DC LATA) MD   9212 VERIZON MARYLAND, INC. 236   2015-10-10   
667-824 A Edgewood MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238      
667-824 0 Edgewood MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-10-23   

<< 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 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.