Local Calling Guide
Area code/prefix search
NPA: 301
[Rate centres in NPA 301]
[Dial plan for NPA 301]
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NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
301-678
| 3 |
Hancock |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2008-12-04 |
|
301-678
| 4 |
Hancock |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2007-06-04 |
|
301-678
| 5 |
Hancock |
MD |
HNCCMDHNRS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-678
| 6 |
Hancock |
MD |
HNCCMDHNRS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-678
| 7 |
Hancock |
MD |
HNCCMDHNRS0 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-678
| 8 |
Hancock |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2010-03-25 |
|
301-678
| 9 |
Hancock |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-01-02 |
|
301-679
| A |
Washington Zone 12 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-679
| 0 |
Washington Zone 12 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
301-679
| 1 |
Washington Zone 12 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2008-10-05 |
|
301-679
| 2 |
Washington Zone 12 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2008-12-31 |
|
301-679
| 3 |
Washington Zone 12 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-04-29 |
|
301-679
| 4 |
Washington Zone 12 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-679
| 5 |
Washington Zone 12 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-08-12 |
|
301-679
| 6 |
Washington Zone 12 |
MD |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2013-05-03 |
|
301-679
| 7 |
Washington Zone 12 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2012-10-07 |
|
301-679
| 8 |
Washington Zone 12 |
MD |
BTVLMD127MD |
5562 METROPCS, INC. |
236 |
|
2013-08-14 |
|
301-679
| 9 |
Washington Zone 12 |
MD |
BTVLMD127MD |
5562 METROPCS, INC. |
236 |
|
2013-06-16 |
|
301-680
| A |
Washington Zone 3 |
MD |
SLSPMDCVDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-681
| A |
Washington Zone 3 |
MD |
SLSPMDNWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-682
| A |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 0 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 1 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2015-11-27 |
|
301-682
| 2 |
Frederick |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2015-02-27 |
|
301-682
| 3 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 4 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 5 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 6 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 7 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 8 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-682
| 9 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
301-683
| A |
Washington Zone 4 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-683
| 0 |
Washington Zone 4 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-683
| 1 |
Washington Zone 4 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-683
| 2 |
Washington Zone 4 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-683
| 3 |
Washington Zone 4 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-683
| 4 |
Washington Zone 4 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-12-13 |
|
301-683
| 5 |
Washington Zone 4 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2014-10-24 |
|
301-683
| 6 |
Washington Zone 4 |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-683
| 7 |
Washington Zone 4 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-02-18 |
|
301-683
| 8 |
Washington Zone 4 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-02-18 |
|
301-683
| 9 |
Washington Zone 4 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-09-06 |
|
301-684
| A |
Indian Head |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
301-684
| 0 |
Indian Head |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2006-11-16 |
|
301-684
| 1 |
Indian Head |
MD |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2009-09-25 |
|
301-684
| 2 |
Indian Head |
MD |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2007-09-20 |
|
301-684
| 3 |
Indian Head |
MD |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2009-09-25 |
|
301-684
| 4 |
Indian Head |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
301-684
| 5 |
Indian Head |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2011-03-14 |
|
301-684
| 6 |
Indian Head |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2012-09-13 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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