Local Calling Guide
Area code/prefix search
NPA: 240
[Rate centres in NPA 240]
[Dial plan for NPA 240]
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
240-256
| 5 |
Leonardtown |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2004-05-16 |
|
240-256
| 6 |
Leonardtown |
MD |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-03-14 |
|
240-256
| 7 |
Leonardtown |
MD |
WASHDCCZDS1 |
4773 XO MARYLAND, LLC |
236 |
|
2005-08-15 |
|
240-256
| 8 |
Leonardtown |
MD |
WASHDCCZDS1 |
4773 XO MARYLAND, LLC |
236 |
|
2005-08-15 |
|
240-256
| 9 |
Leonardtown |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
240-257
| A |
Nanjemoy |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
240-257
| 0 |
Nanjemoy |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-03-05 |
|
240-257
| 1 |
Nanjemoy |
MD |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
2004-02-04 |
|
240-257
| 2 |
Nanjemoy |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-13 |
|
240-257
| 3 |
Nanjemoy |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-13 |
|
240-257
| 4 |
Nanjemoy |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2011-12-02 |
|
240-257
| 5 |
Nanjemoy |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2015-05-21 |
|
240-257
| 6 |
Nanjemoy |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-11-18 |
|
240-257
| 7 |
Nanjemoy |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2010-11-19 |
|
240-257
| 8 |
Nanjemoy |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-08-15 |
|
240-257
| 9 |
Nanjemoy |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
240-258
| A |
Ridge |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
240-258
| 0 |
Ridge |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2004-03-26 |
|
240-258
| 1 |
Ridge |
MD |
TYCRVA03AMD |
2589 US LEC OF MARYLAND, INC. |
236 |
|
2004-02-05 |
|
240-258
| 2 |
Ridge |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-03-05 |
|
240-258
| 3 |
Ridge |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2022-01-27 |
|
240-258
| 4 |
Ridge |
MD |
WASIDCRG7MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
2014-06-12 |
|
240-258
| 5 |
Ridge |
MD |
CHCHMDBEXCX |
228C IDT AMERICA, CORP. - MD |
236 |
|
2007-09-12 |
|
240-258
| 6 |
Ridge |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-13 |
|
240-258
| 7 |
Ridge |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-09-24 |
|
240-258
| 8 |
Ridge |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2008-12-13 |
|
240-258
| 9 |
Ridge |
MD |
WASHDCTTDS0 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
240-259
| A |
Hughesville |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
|
|
240-259
| 0 |
Hughesville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2023-10-22 |
|
240-259
| 1 |
Hughesville |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-07-08 |
|
240-259
| 2 |
Hughesville |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-06-25 |
|
240-259
| 3 |
Hughesville |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2021-09-20 |
|
240-259
| 4 |
Hughesville |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-03-12 |
|
240-259
| 5 |
Hughesville |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
240-259
| 6 |
Hughesville |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
240-259
| 7 |
Hughesville |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-22 |
|
240-259
| 8 |
Hughesville |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-22 |
|
240-259
| 9 |
Hughesville |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2021-09-22 |
|
240-260
| A |
Washington Zone 14 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-260
| 0 |
Washington Zone 14 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-260
| 1 |
Washington Zone 14 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-260
| 2 |
Washington Zone 14 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-260
| 3 |
Washington Zone 14 |
MD |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2017-11-13 |
|
240-260
| 4 |
Washington Zone 14 |
MD |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-260
| 5 |
Washington Zone 14 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
240-260
| 6 |
Washington Zone 14 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
240-260
| 7 |
Washington Zone 14 |
MD |
BTVLMD127MD |
5562 METROPCS, INC. |
236 |
|
2017-10-01 |
|
240-260
| 8 |
Washington Zone 14 |
MD |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-10-22 |
|
240-260
| 9 |
Washington Zone 14 |
MD |
BTVLMD12CM9 |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-06-30 |
|
240-261
| A |
Gaithersburg |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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