Local Calling Guide
Area code/prefix search
NPA: 443
[Rate centres in NPA 443]
[Dial plan for NPA 443]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-990
| 2 |
Baltimore |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-07 |
|
443-990
| 3 |
Baltimore |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-07 |
|
443-990
| 4 |
Baltimore |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-07 |
|
443-990
| 5 |
Baltimore |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-07 |
|
443-990
| 6 |
Baltimore |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-07 |
|
443-990
| 7 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2012-09-20 |
|
443-990
| 8 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2012-11-25 |
|
443-990
| 9 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2012-12-20 |
|
443-991
| A |
Towson |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
443-991
| 0 |
Towson |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-11-15 |
|
443-991
| 1 |
Towson |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2013-06-14 |
|
443-991
| 2 |
Towson |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2013-06-14 |
|
443-991
| 3 |
Towson |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2013-06-14 |
|
443-991
| 4 |
Towson |
MD |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2014-03-26 |
|
443-991
| 5 |
Towson |
MD |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2015-04-14 |
|
443-991
| 6 |
Towson |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2013-08-01 |
|
443-991
| 7 |
Towson |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2012-02-27 |
|
443-991
| 8 |
Towson |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2012-02-29 |
|
443-991
| 9 |
Towson |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2012-11-01 |
|
443-992
| A |
Baltimore |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-992
| 0 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-04-09 |
|
443-992
| 1 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-04-09 |
|
443-992
| 2 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-04-09 |
|
443-992
| 3 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-04-09 |
|
443-992
| 4 |
Baltimore |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-992
| 5 |
Baltimore |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2003-04-09 |
|
443-992
| 6 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-04-09 |
|
443-992
| 7 |
Baltimore |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2004-09-03 |
|
443-992
| 8 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-05-14 |
|
443-992
| 9 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-05-14 |
|
443-993
| A |
Elkton |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
|
|
443-993
| 0 |
Elkton |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2013-05-04 |
|
443-993
| 1 |
Elkton |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2012-10-11 |
|
443-993
| 2 |
Elkton |
MD |
BLTMMDCH40Z |
6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP |
238 |
|
2012-10-05 |
|
443-993
| 3 |
Elkton |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-18 |
|
443-993
| 4 |
Elkton |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2011-05-18 |
|
443-993
| 5 |
Elkton |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-10-28 |
|
443-993
| 6 |
Elkton |
MD |
BLTMMDCH40Z |
6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP |
238 |
|
2011-07-08 |
|
443-993
| 7 |
Elkton |
MD |
BLTMMDCH40Z |
6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP |
238 |
|
2011-07-08 |
|
443-993
| 8 |
Elkton |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-10-28 |
|
443-993
| 9 |
Elkton |
MD |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2011-02-10 |
|
443-994
| A |
Annapolis |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-995
| A |
Annapolis |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-996
| A |
Catonsville |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-997
| A |
Baltimore |
MD |
BLTMMDUVDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-998
| A |
Parkville |
MD |
PKVLMDPKDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-998
| 0 |
Parkville |
MD |
PKVLMDPKDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-998
| 1 |
Parkville |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-12-09 |
|
443-998
| 2 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2024-02-23 |
|
443-998
| 3 |
Parkville |
MD |
BLTQMD018MD |
145J TERRA NOVA TELECOM INC. |
238 |
|
2024-02-15 |
|
443-998
| 4 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2024-02-23 |
|
443-998
| 5 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2024-02-23 |
|
443-998
| 6 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2024-02-23 |
|
443-998
| 7 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-01-11 |
|
443-998
| 8 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-12-31 |
|
443-998
| 9 |
Parkville |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-12-31 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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