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 |
240-626
| 1 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 2 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
2005-12-14 |
|
240-626
| 3 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 4 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 5 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 6 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 7 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 8 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-626
| 9 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
240-627
| A |
Washington Zone 11 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
240-627
| 0 |
Washington Zone 11 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
240-627
| 1 |
Washington Zone 11 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
240-627
| 3 |
Washington Zone 11 |
MD |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
|
|
240-627
| 4 |
Washington Zone 11 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
240-627
| 5 |
Washington Zone 11 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-24 |
|
240-627
| 6 |
Washington Zone 11 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2007-09-28 |
|
240-627
| 7 |
Washington Zone 11 |
MD |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2008-08-31 |
|
240-627
| 8 |
Washington Zone 11 |
MD |
WASLDCRGDS0 |
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2008-08-31 |
|
240-627
| 9 |
Washington Zone 11 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC. - MD |
236 |
|
|
|
240-628
| A |
Mechanicsville |
MD |
CHCHMDBEPS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2024-01-16 |
|
240-628
| 0 |
Mechanicsville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-08-02 |
|
240-628
| 1 |
Mechanicsville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-08-02 |
|
240-628
| 2 |
Mechanicsville |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-08-02 |
|
240-628
| 3 |
Mechanicsville |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-11-01 |
|
240-628
| 4 |
Mechanicsville |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2019-06-07 |
|
240-628
| 5 |
Mechanicsville |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2019-07-18 |
|
240-628
| 6 |
Mechanicsville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2019-02-19 |
|
240-628
| 7 |
Mechanicsville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2018-09-13 |
|
240-628
| 8 |
Mechanicsville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2019-02-19 |
|
240-628
| 9 |
Mechanicsville |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-08-27 |
|
240-629
| A |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 0 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 1 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 2 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 3 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 4 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 5 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 6 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 7 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-629
| 8 |
Frederick |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2008-08-20 |
|
240-629
| 9 |
Frederick |
MD |
FRDRMDFRDS1 |
9212 VERIZON MARYLAND, INC. |
240 |
|
|
|
240-630
| A |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
|
|
240-630
| 0 |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-09 |
|
240-630
| 1 |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-09 |
|
240-630
| 2 |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-09 |
|
240-630
| 3 |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-09 |
|
240-630
| 4 |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-09 |
|
240-630
| 5 |
Washington Zone 2 |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-10-09 |
|
240-630
| 6 |
Washington Zone 2 |
MD |
LARLMDCC5MD |
7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
236 |
|
2013-12-02 |
|
240-630
| 7 |
Washington Zone 2 |
MD |
WASIDCRG7MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
236 |
|
2013-10-01 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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