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.

Laurel, MD

1 2 3 4 5 6 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
227-215 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-215 0 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-215 1 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-215 2 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-215 3 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-215 4 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-215 5 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-215 6 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-215 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
227-215 8 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
227-215 9 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-225 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-03-01   
227-225 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-225 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-225 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-225 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-225 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-225 5   145J TERRA NOVA TELECOM INC. 236      
227-225 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-225 7 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-225 8 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-225 9 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-232 A   876D ONVOY, LLC - MD 236   2024-04-05   
227-232 0   876D ONVOY, LLC - MD 236      
227-232 1   876D ONVOY, LLC - MD 236      
227-232 2   876D ONVOY, LLC - MD 236      
227-232 3   876D ONVOY, LLC - MD 236      
227-232 4   876D ONVOY, LLC - MD 236      
227-232 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-232 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-232 7   876D ONVOY, LLC - MD 236      
227-232 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
227-232 9   876D ONVOY, LLC - MD 236      
227-259 A   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-26   
227-259 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-264 A MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-264 1 MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 2 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 3 MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 4 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 5 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 6 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-264 7 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-264 8 MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-278 A WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 0 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 1 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-278 2 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 3 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 4 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 5 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 6 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 7 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 8 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-278 9 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-280 A ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-280 0 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-280 1 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-280 2 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-280 3 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-280 4 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-280 5 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-280 6 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-280 7 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-280 8 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-280 9 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-294 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-294 0 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-294 1 WASHDCSWXCY  4716 PAETEC COMMUNICATIONS, INC. - MD 236      
240-294 2 LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
240-294 3 WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-294 4 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-294 5 WASHDCSWXCY  4716 PAETEC COMMUNICATIONS, INC. - MD 236      
240-294 6 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-294 7 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-294 8 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-294 9 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-295 A HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 0 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 1 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 2 LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
240-295 3 ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-295 4 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 5 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 6 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 7 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-295 8 BTVLMD127MD  5562 METROPCS, INC. 236      
240-295 9 HRNDVA13AMD  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-302 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 0 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-302 1 BTVLMD127MD  5562 METROPCS, INC. 236      
240-302 2 WASHDC126MD  964H BARR TELL USA, INC. 236      
240-302 3 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 4 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 5 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 6 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 7 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 8 BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      

1 2 3 4 5 6 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.