Local Calling Guide
Area code/prefix search
Cockeysville, MD
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NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-589
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-14 |
|
443-589
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-14 |
|
443-589
| 9 |
CLMAMDJTAMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-689
| A |
HNVAMDBHAMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
|
|
443-689
| 0 |
HNVAMDBHAMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
|
|
443-689
| 1 |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2021-03-24 |
|
443-689
| 2 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2017-06-21 |
|
443-689
| 3 |
BLTQMD012MD |
964H BARR TELL USA, INC. |
238 |
|
2016-12-17 |
|
443-689
| 4 |
HNVAMDBHAMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
|
|
443-689
| 5 |
HNVAMDBHAMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
238 |
|
|
|
443-689
| 7 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2013-11-11 |
|
443-689
| 8 |
BLTQMD018MD |
145J TERRA NOVA TELECOM INC. |
238 |
|
2023-08-06 |
|
443-689
| 9 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2021-05-22 |
|
443-705
| A |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2024-03-01 |
|
443-705
| 0 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-09-16 |
|
443-705
| 1 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-09-16 |
|
443-705
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-07-15 |
|
443-705
| 5 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2019-08-22 |
|
443-705
| 6 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2019-10-18 |
|
443-705
| 7 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2019-10-18 |
|
443-705
| 8 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-07-19 |
|
443-705
| 9 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-07-19 |
|
443-886
| A |
CLMAMDNIDS1 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
443-886
| 0 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-12-26 |
|
443-886
| 1 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-12-26 |
|
443-886
| 2 |
CLMAMDNIDS1 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
443-886
| 3 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2013-02-11 |
|
443-886
| 4 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2011-11-17 |
|
443-886
| 5 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-10-05 |
|
443-886
| 6 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-07-21 |
|
443-886
| 7 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-10-05 |
|
443-886
| 8 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-09-18 |
|
443-886
| 9 |
BLTMMDCHCMD |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
443-933
| A |
CLMAMDNIDS1 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
443-933
| 0 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2015-11-28 |
|
443-933
| 1 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-10-07 |
|
443-933
| 2 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-10-07 |
|
443-933
| 3 |
BLTMMDCH25Z |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
238 |
|
2015-06-05 |
|
443-933
| 4 |
CLMAMDNIDS1 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2004-06-11 |
|
443-933
| 5 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-10-07 |
|
443-933
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-07-30 |
|
443-933
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-07-30 |
|
443-933
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-12-31 |
|
443-933
| 9 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-12-31 |
|
667-318
| A |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
|
|
667-318
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2021-07-03 |
|
667-318
| 1 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2021-11-26 |
|
667-318
| 2 |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
2021-07-13 |
|
667-318
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-07-11 |
|
667-318
| 4 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2021-07-11 |
|
<< 1 2 3 4 5 6 >>
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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