Local Calling Guide
Area code/prefix search
Havre de Grace, MD
1 2 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
410-939
| A |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-942
| A |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-942
| 0 |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-942
| 1 |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-942
| 2 |
BLTMMDCHAMD |
1958 ATX TELECOMMUNICATIONS SERVICES, LTD. |
238 |
|
2004-03-27 |
|
410-942
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2004-03-29 |
|
410-942
| 4 |
BLTMMDCH08Z |
4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD |
238 |
|
2004-02-14 |
|
410-942
| 5 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2020-10-16 |
|
410-942
| 6 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2008-09-09 |
|
410-942
| 7 |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-942
| 8 |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-942
| 9 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2006-03-03 |
|
443-209
| A |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-209
| 0 |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-209
| 1 |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-209
| 2 |
BLTMMDCHXMX |
506J TWILIO INTERNATIONAL, INC. |
238 |
|
2020-12-26 |
|
443-209
| 3 |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-209
| 4 |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-209
| 5 |
PIVLMDPKFMD |
5966 LIGHTWAVE COMMUNICATIONS, LLC - MD |
238 |
|
2005-10-07 |
|
443-209
| 6 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2020-10-16 |
|
443-209
| 7 |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2009-03-02 |
|
443-209
| 8 |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-209
| 9 |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-502
| A |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
443-502
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2008-12-11 |
|
443-502
| 1 |
CLMAMDJTAMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2004-02-05 |
|
443-502
| 2 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2005-03-10 |
|
443-502
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-06-16 |
|
443-502
| 5 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2007-06-29 |
|
443-502
| 6 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-10-28 |
|
443-502
| 7 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2014-06-25 |
|
443-502
| 8 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2002-02-25 |
|
443-502
| 9 |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
443-526
| A |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
|
|
443-526
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2019-06-02 |
|
443-526
| 1 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2015-02-13 |
|
443-526
| 2 |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
|
|
443-526
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-24 |
|
443-526
| 4 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-24 |
|
443-526
| 5 |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2017-04-26 |
|
443-526
| 6 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2015-08-18 |
|
443-526
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2015-08-01 |
|
443-526
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2015-08-01 |
|
443-526
| 9 |
BLTMMDCH25Z |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
238 |
|
2015-06-13 |
|
443-843
| A |
HDGRMDHVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-843
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2012-10-07 |
|
443-843
| 1 |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2013-05-04 |
|
443-843
| 2 |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2013-05-04 |
|
443-843
| 3 |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
2011-12-16 |
|
443-843
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-06-16 |
|
1 2 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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