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 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-509
| 9 |
Baltimore |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2009-10-21 |
|
443-510
| A |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
443-510
| 0 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-02-01 |
|
443-510
| 1 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-04-04 |
|
443-510
| 2 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-05-02 |
|
443-510
| 3 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-06-05 |
|
443-510
| 4 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-08-01 |
|
443-510
| 5 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-08-01 |
|
443-510
| 6 |
Annapolis |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2008-07-16 |
|
443-510
| 7 |
Annapolis |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2008-07-16 |
|
443-510
| 8 |
Annapolis |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2008-07-16 |
|
443-510
| 9 |
Annapolis |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-08-14 |
|
443-512
| A |
Edgewood |
MD |
WNRNMDWNRS1 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-512
| 0 |
Edgewood |
MD |
WNRNMDWNRS1 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-512
| 1 |
Edgewood |
MD |
BLTMMDCHFMD |
5562 METRO PCS, INC. |
238 |
|
2020-07-10 |
|
443-512
| 2 |
Edgewood |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-09-05 |
|
443-512
| 3 |
Edgewood |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC. - MD |
238 |
|
2019-04-30 |
|
443-512
| 4 |
Edgewood |
MD |
BLTMMDCHFMD |
5562 METRO PCS, INC. |
238 |
|
2017-01-19 |
|
443-512
| 5 |
Edgewood |
MD |
BLTMMDCHFMD |
5562 METRO PCS, INC. |
238 |
|
2017-01-19 |
|
443-512
| 6 |
Edgewood |
MD |
BLTMMDCHFMD |
5562 METRO PCS, INC. |
238 |
|
2018-07-05 |
|
443-512
| 7 |
Edgewood |
MD |
BLTMMDCHFMD |
5562 METRO PCS, INC. |
238 |
|
2018-10-14 |
|
443-512
| 8 |
Edgewood |
MD |
WNRNMDWNRS1 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-512
| 9 |
Edgewood |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC. - MD |
238 |
|
2019-04-30 |
|
443-513
| A |
Berlin |
MD |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
443-513
| 0 |
Berlin |
MD |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
443-513
| 1 |
Berlin |
MD |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
|
|
443-513
| 2 |
Berlin |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2020-08-09 |
|
443-513
| 3 |
Berlin |
MD |
SLBRMDSBXLX |
318J COMCAST IP PHONE LLC |
242 |
|
2017-07-26 |
|
443-513
| 4 |
Berlin |
MD |
SLBRMDSBXLX |
318J COMCAST IP PHONE LLC |
242 |
|
2006-07-31 |
|
443-513
| 5 |
Berlin |
MD |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC. - MD |
242 |
|
2019-05-02 |
|
443-513
| 6 |
Berlin |
MD |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
2006-09-18 |
|
443-513
| 7 |
Berlin |
MD |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC. - MD |
242 |
|
2019-05-02 |
|
443-513
| 8 |
Berlin |
MD |
SLBRMDSCXLX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
2012-02-23 |
|
443-513
| 9 |
Berlin |
MD |
SLBRMD90DS0 |
2593 CORE COMMUNICATIONS, INC. - MD |
242 |
|
2019-05-02 |
|
443-514
| A |
Catonsville |
MD |
CLMAMDJTDS0 |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-514
| 0 |
Catonsville |
MD |
CLMAMDJTDS0 |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-514
| 1 |
Catonsville |
MD |
CLMAMDJTDS0 |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-514
| 2 |
Catonsville |
MD |
CLMAMDJTDS0 |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-514
| 4 |
Catonsville |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2005-02-05 |
|
443-514
| 5 |
Catonsville |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2005-02-05 |
|
443-514
| 6 |
Catonsville |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2005-02-05 |
|
443-514
| 7 |
Catonsville |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2005-02-05 |
|
443-514
| 8 |
Catonsville |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2005-03-19 |
|
443-515
| A |
Cambridge |
MD |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
|
|
443-515
| 0 |
Cambridge |
MD |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2009-08-07 |
|
443-515
| 1 |
Cambridge |
MD |
SLBRMDSCXMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
242 |
|
2010-08-21 |
|
443-515
| 2 |
Cambridge |
MD |
SLBRMDSBRMD |
6664 SPRINT SPECTRUM L.P. |
242 |
|
2011-08-25 |
|
443-515
| 3 |
Cambridge |
MD |
SLBRMDSBRMD |
6664 SPRINT SPECTRUM L.P. |
242 |
|
2011-08-25 |
|
443-515
| 4 |
Cambridge |
MD |
ESTNMDESQMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2020-09-09 |
|
443-515
| 5 |
Cambridge |
MD |
SLBRMDSBDC0 |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
242 |
|
2010-06-27 |
|
<< 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 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 >>
Last updated: Sun, 28 Feb 2021 19:06:05 UTC
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