Local Calling Guide

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-803 6 Solomons MD BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-09-12   
667-803 7 Solomons MD BLTQMD018MD  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 1 Easton MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2025-04-08   
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 SLBRMDSCXMD  5562 METROPCS, INC. 242   2021-10-31   
667-810 A Salisbury MD SLBRMDSBXVX  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 SLBRMDSBXVX  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   
667-824 2 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-824 3 Edgewood MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-03-16   
667-824 4 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-824 5 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-824 6 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-824 7 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-824 8 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-824 9 Edgewood MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2023-08-10   
667-827 A Berlin MD SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242      
667-827 0 Berlin MD SLBRMD901MD  939H COMMIO, LLC 242   2022-08-21   
667-827 1 Berlin MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-08-10   
667-827 2 Berlin MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-08-10   
667-827 3 Berlin MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-08-10   
667-827 4 Berlin MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-08-10   
667-827 5 Berlin MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2023-08-10   
667-827 7 Berlin MD SLBRMD90BMD  516J TON80 COMMUNICATIONS, LLC 242   2022-05-15   
667-827 8 Berlin MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2025-12-24   
667-827 9 Berlin MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2023-08-07   
667-832 A Brooklyn Park-Linthicum MD BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238      
667-832 0 Brooklyn Park-Linthicum MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-08-19   
667-832 1 Brooklyn Park-Linthicum MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-08-19   
667-832 2 Brooklyn Park-Linthicum MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2023-04-03   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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