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.

Myersville, MD

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
301-462 7 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-01-10   
301-462 8 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-01-10   
301-462 9 FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-465 A FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-465 0 FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-465 1 FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2023-10-11   
301-465 2 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-05-20   
301-465 3   145J TERRA NOVA TELECOM INC. 240   2023-04-29   
301-465 4 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-05-20   
301-465 5 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-05-20   
301-465 6 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-05-20   
301-465 7 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-05-20   
301-465 8 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-01-10   
301-465 9 FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-487 A MYVLMDMVRS0  9212 VERIZON MARYLAND, INC. 240      
301-508 A MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 0 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 1 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2017-09-05   
301-508 2 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2017-09-05   
301-508 3 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2017-09-05   
301-508 4 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2018-01-08   
301-508 5   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
301-508 6 FRDRMDFRXKX  508J CENTURYLINK COMMUNICATIONS, LLC 240   2016-10-27   
301-508 7 FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2007-04-07   
301-508 8 FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2019-05-10   
301-508 9 HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2007-06-04   
301-667 A MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-730 A MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 A MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 0 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 1 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 2 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 3 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 4 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 5 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 6 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 7 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-964 8   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-05-02   
301-964 9 MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      

<< 1 2 3

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.