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 |
240-575
| 1 |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2007-07-03 |
|
240-575
| 2 |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2007-07-27 |
|
240-575
| 3 |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2007-07-27 |
|
240-575
| 4 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2008-04-04 |
|
240-575
| 5 |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2006-02-20 |
|
240-575
| 6 |
Frederick |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2006-02-20 |
|
240-575
| 7 |
Frederick |
MD |
FRDRMDFRPMD |
2589 US LEC OF MARYLAND, INC. |
240 |
|
2008-04-20 |
|
240-575
| 8 |
Frederick |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2007-08-20 |
|
240-575
| 9 |
Frederick |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2008-03-19 |
|
240-576
| A |
Hagerstown |
MD |
HGTWMD534MD |
197D VONAGE AMERICA LLC |
240 |
|
|
|
240-576
| 0 |
Hagerstown |
MD |
HGTWMD534MD |
197D VONAGE AMERICA LLC |
240 |
|
2018-02-10 |
|
240-576
| 1 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2018-10-22 |
|
240-576
| 2 |
Hagerstown |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2024-02-26 |
|
240-576
| 3 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-04-12 |
|
240-576
| 4 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-04-12 |
|
240-576
| 5 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-04-12 |
|
240-576
| 6 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-04-12 |
|
240-576
| 7 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2018-10-22 |
|
240-576
| 8 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2018-10-22 |
|
240-576
| 9 |
Hagerstown |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2018-10-22 |
|
240-577
| A |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
240-577
| 0 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-10-06 |
|
240-577
| 1 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-10-09 |
|
240-577
| 2 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-12-02 |
|
240-577
| 3 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-03-05 |
|
240-577
| 4 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-05-03 |
|
240-577
| 5 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-06-01 |
|
240-577
| 6 |
Leonardtown |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2007-07-30 |
|
240-577
| 7 |
Leonardtown |
MD |
WASHDCSWXCY |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
2006-11-22 |
|
240-577
| 8 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-08-02 |
|
240-577
| 9 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-09-21 |
|
240-578
| A |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
240-578
| 0 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2011-09-05 |
|
240-578
| 1 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2011-10-02 |
|
240-578
| 2 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2012-06-03 |
|
240-578
| 3 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2013-05-01 |
|
240-578
| 4 |
Frederick |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2014-01-14 |
|
240-578
| 5 |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2014-04-01 |
|
240-578
| 6 |
Frederick |
MD |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2011-10-11 |
|
240-578
| 7 |
Frederick |
MD |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2011-10-11 |
|
240-578
| 8 |
Frederick |
MD |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2011-10-11 |
|
240-578
| 9 |
Frederick |
MD |
FRDRMDFR9MD |
5562 METROPCS, INC. |
240 |
|
2011-10-11 |
|
240-579
| A |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
240-579
| 0 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-09-20 |
|
240-579
| 1 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-09-20 |
|
240-579
| 2 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-10-22 |
|
240-579
| 3 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-01-12 |
|
240-579
| 4 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-04-20 |
|
240-579
| 5 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-04-20 |
|
240-579
| 6 |
Ashton |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2020-04-16 |
|
<< 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 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.