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 |
| 240-362
| 1 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2005-01-31 |
|
| 240-362
| 2 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2005-01-31 |
|
| 240-362
| 3 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2005-01-31 |
|
| 240-362
| 4 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2005-01-31 |
|
| 240-362
| 5 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2005-01-31 |
|
| 240-362
| 6 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2006-07-03 |
|
| 240-362
| 7 |
Cumberland |
MD |
CMLDMDCH0MD |
228C IDT AMERICA, CORP. - MD |
240 |
|
2006-10-06 |
|
| 240-362
| 8 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2007-03-13 |
|
| 240-362
| 9 |
Cumberland |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2004-11-27 |
|
| 240-363
| A |
Washington Zone 11 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
| 240-364
| A |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 0 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 1 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 2 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 3 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 4 |
Gaithersburg |
MD |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2007-10-17 |
|
| 240-364
| 5 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 6 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 7 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 8 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-364
| 9 |
Gaithersburg |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
| 240-365
| A |
Damascus |
MD |
VINNVACB2MD |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
236 |
|
|
|
| 240-366
| A |
Williamsport |
MD |
MNRVMDMODS1 |
7421 AT&T - LOCAL |
240 |
|
|
|
| 240-366
| 0 |
Williamsport |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2016-09-13 |
|
| 240-366
| 1 |
Williamsport |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2010-09-04 |
|
| 240-366
| 2 |
Williamsport |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2016-09-13 |
|
| 240-366
| 3 |
Williamsport |
MD |
FRDRMDFRPMD |
2589 US LEC OF MARYLAND, INC. |
240 |
|
2011-09-19 |
|
| 240-366
| 4 |
Williamsport |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2014-07-15 |
|
| 240-366
| 5 |
Williamsport |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2015-06-06 |
|
| 240-366
| 6 |
Williamsport |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2016-09-19 |
|
| 240-366
| 7 |
Williamsport |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2008-12-04 |
|
| 240-366
| 8 |
Williamsport |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2006-08-22 |
|
| 240-366
| 9 |
Williamsport |
MD |
MNRVMDMODS1 |
7421 AT&T - LOCAL |
240 |
|
|
|
| 240-367
| A |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
| 240-367
| 0 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2003-07-23 |
|
| 240-367
| 1 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2005-04-22 |
|
| 240-367
| 2 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2005-10-01 |
|
| 240-367
| 3 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2007-01-11 |
|
| 240-367
| 4 |
Frederick |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2006-03-24 |
|
| 240-367
| 5 |
Frederick |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2006-03-24 |
|
| 240-367
| 6 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
|
|
| 240-367
| 7 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2003-04-09 |
|
| 240-367
| 8 |
Frederick |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2006-05-27 |
|
| 240-367
| 9 |
Frederick |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2004-11-27 |
|
| 240-368
| A |
Waldorf |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-368
| 0 |
Waldorf |
MD |
SLSPMD913MD |
939H COMMIO, LLC |
236 |
|
2021-10-14 |
|
| 240-368
| 1 |
Waldorf |
MD |
SLSPMD913MD |
939H COMMIO, LLC |
236 |
|
2021-10-14 |
|
| 240-368
| 2 |
Waldorf |
MD |
SLSPMD913MD |
939H COMMIO, LLC |
236 |
|
2021-10-14 |
|
| 240-368
| 3 |
Waldorf |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-05-21 |
|
| 240-368
| 4 |
Waldorf |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2021-09-24 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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