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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-245
| 0 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 1 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 2 |
Elkton |
MD |
BLTMMDCHXOY |
5562 METROPCS, INC. |
238 |
|
2014-12-15 |
|
443-245
| 3 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 4 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 5 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 6 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 7 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 8 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-245
| 9 |
Elkton |
MD |
BLARMDBL1MD |
7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD |
238 |
|
|
|
443-246
| A |
Elkton |
MD |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
443-247
| A |
Union Bridge |
MD |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
|
|
443-247
| 0 |
Union Bridge |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2019-02-19 |
|
443-247
| 1 |
Union Bridge |
MD |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
|
|
443-247
| 2 |
Union Bridge |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2019-02-19 |
|
443-247
| 3 |
Union Bridge |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2015-05-03 |
|
443-247
| 4 |
Union Bridge |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-28 |
|
443-247
| 5 |
Union Bridge |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-28 |
|
443-247
| 6 |
Union Bridge |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-06-16 |
|
443-247
| 7 |
Union Bridge |
MD |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2014-06-25 |
|
443-247
| 8 |
Union Bridge |
MD |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2017-04-26 |
|
443-247
| 9 |
Union Bridge |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-06-16 |
|
443-248
| A |
Baltimore |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
443-248
| 0 |
Baltimore |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2007-03-09 |
|
443-248
| 1 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-04-15 |
|
443-248
| 2 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-04-15 |
|
443-248
| 3 |
Baltimore |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2007-05-03 |
|
443-248
| 4 |
Baltimore |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2007-05-03 |
|
443-248
| 5 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-06-04 |
|
443-248
| 6 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-06-04 |
|
443-248
| 7 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-06-16 |
|
443-248
| 8 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-06-16 |
|
443-248
| 9 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2007-06-16 |
|
443-249
| A |
Stevensville |
MD |
RMCKMDRRRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
443-249
| 0 |
Stevensville |
MD |
RMCKMDRRRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
443-249
| 1 |
Stevensville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2004-04-03 |
|
443-249
| 2 |
Stevensville |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2017-04-14 |
|
443-249
| 3 |
Stevensville |
MD |
ESTNMDESMMD |
228C IDT AMERICA, CORP. - MD |
242 |
|
2006-05-21 |
|
443-249
| 4 |
Stevensville |
MD |
ESTNMDES5MD |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
242 |
|
2011-01-03 |
|
443-249
| 5 |
Stevensville |
MD |
ESTNMDESMMD |
228C IDT AMERICA, CORP. - MD |
242 |
|
2012-12-21 |
|
443-249
| 6 |
Stevensville |
MD |
SLBRMDSBXUX |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
242 |
|
2012-07-13 |
|
443-249
| 7 |
Stevensville |
MD |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2004-06-12 |
|
443-249
| 8 |
Stevensville |
MD |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2006-08-28 |
|
443-249
| 9 |
Stevensville |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2024-03-07 |
|
443-250
| A |
Baltimore |
MD |
BLTMMDCH40Z |
6664 SPRINT SPECTRUM, L.P. |
238 |
|
|
|
443-250
| 0 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
443-250
| 1 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
443-250
| 2 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
443-250
| 3 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
443-250
| 4 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 >>
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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