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 |
301-502
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
301-503
| A |
Washington Zone 2 |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
301-504
| A |
Washington Zone 3 |
MD |
SLSPMDSSDSS |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-505
| A |
Washington Zone 6 |
MD |
TMHLMDTHDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-506
| A |
Washington Zone 13 |
MD |
SLSPMDSSX6X |
6630 USA MOBILITY WIRELESS, INC. |
236 |
|
|
|
301-507
| A |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-507
| 0 |
Washington Zone 13 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2024-02-24 |
|
301-507
| 1 |
Washington Zone 13 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2024-02-24 |
|
301-507
| 2 |
Washington Zone 13 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2024-02-24 |
|
301-507
| 3 |
Washington Zone 13 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2024-02-24 |
|
301-507
| 5 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-507
| 6 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-508
| A |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
|
|
301-508
| 0 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
|
|
301-508
| 1 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2017-09-05 |
|
301-508
| 2 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2017-09-05 |
|
301-508
| 3 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2017-09-05 |
|
301-508
| 4 |
Myersville |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2018-01-08 |
|
301-508
| 5 |
Myersville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-05-02 |
|
301-508
| 6 |
Myersville |
MD |
FRDRMDFRXKX |
508J CENTURYLINK COMMUNICATIONS, LLC |
240 |
|
2016-10-27 |
|
301-508
| 7 |
Myersville |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2007-04-07 |
|
301-508
| 8 |
Myersville |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2019-05-10 |
|
301-508
| 9 |
Myersville |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2007-06-04 |
|
301-509
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
301-510
| A |
Washington Zone 13 |
MD |
SLSPMDSSX6X |
6630 USA MOBILITY WIRELESS, INC. |
236 |
|
|
|
301-512
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
301-513
| A |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 0 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 1 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 3 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 5 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 6 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 7 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-513
| 9 |
Washington Zone 13 |
MD |
CLPKMDBWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-514
| A |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
301-515
| A |
Gaithersburg |
MD |
GMTWMDGNDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-516
| A |
Washington Zone 5 |
MD |
STLDMDSLDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| A |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 0 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 1 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 2 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 3 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 4 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 5 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 6 |
Washington Zone 10 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2018-01-13 |
|
301-517
| 7 |
Washington Zone 10 |
MD |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-03-14 |
|
301-517
| 8 |
Washington Zone 10 |
MD |
RKVLMDRVDS1 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
301-517
| 9 |
Washington Zone 10 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2018-01-13 |
|
301-518
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
301-519
| A |
Gaithersburg |
MD |
GTBGMDGBPS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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