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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-350
| A |
Washington Zone 3 |
MD |
WASHDCSWXCZ |
6664 SPRINT SPECTRUM L.P. |
236 |
|
|
|
| 240-351
| A |
Washington Zone 3 |
MD |
WASHDCSWXCZ |
6664 SPRINT SPECTRUM L.P. |
236 |
|
|
|
| 240-352
| A |
La Plata |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-353
| A |
Washington Zone 3 |
MD |
WASHDCSWXCZ |
6664 SPRINT SPECTRUM L.P. |
236 |
|
|
|
| 240-354
| A |
Washington Zone 3 |
MD |
WASHDCSWXCZ |
6664 SPRINT SPECTRUM L.P. |
236 |
|
|
|
| 240-355
| A |
Washington Zone 3 |
MD |
WASHDCSWXCZ |
6664 SPRINT SPECTRUM L.P. |
236 |
|
|
|
| 240-356
| A |
Myersville |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
| 240-356
| 0 |
Myersville |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
| 240-356
| 1 |
Myersville |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2004-11-27 |
|
| 240-356
| 2 |
Myersville |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2005-07-18 |
|
| 240-356
| 3 |
Myersville |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2010-10-17 |
|
| 240-356
| 4 |
Myersville |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2002-06-28 |
|
| 240-356
| 5 |
Myersville |
MD |
|
281E YMAX COMMUNICATIONS CORP. - MD |
240 |
|
2009-03-16 |
|
| 240-356
| 6 |
Myersville |
MD |
|
281E YMAX COMMUNICATIONS CORP. - MD |
240 |
|
2009-03-16 |
|
| 240-356
| 7 |
Myersville |
MD |
|
4098 SPRINT SPECTRUM L.P. - MD |
240 |
|
2011-10-21 |
|
| 240-356
| 8 |
Myersville |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2015-05-24 |
|
| 240-356
| 9 |
Myersville |
MD |
|
073H TELNYX LLC |
240 |
|
2017-08-08 |
|
| 240-357
| A |
Frederick |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
| 240-357
| 0 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2006-08-05 |
|
| 240-357
| 1 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2007-08-02 |
|
| 240-357
| 2 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2007-10-03 |
|
| 240-357
| 3 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2007-12-14 |
|
| 240-357
| 4 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2006-11-02 |
|
| 240-357
| 5 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2007-06-01 |
|
| 240-357
| 6 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2007-06-01 |
|
| 240-357
| 7 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2007-07-02 |
|
| 240-357
| 8 |
Frederick |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2008-02-14 |
|
| 240-357
| 9 |
Frederick |
MD |
|
4749 TELCOVE OPERATIONS, INC. - MD |
240 |
|
2006-11-21 |
|
| 240-358
| A |
Damascus |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-358
| 0 |
Damascus |
MD |
|
073H TELNYX LLC |
236 |
|
2019-12-01 |
|
| 240-358
| 5 |
Damascus |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-358
| 9 |
Damascus |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-359
| A |
Indian Head |
MD |
WASHDC12DS6 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-359
| 9 |
Indian Head |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-360
| A |
Laurel |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-360
| 0 |
Laurel |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2014-03-31 |
|
| 240-360
| 1 |
Laurel |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2014-03-31 |
|
| 240-360
| 2 |
Laurel |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2014-10-20 |
|
| 240-360
| 3 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-03-23 |
|
| 240-360
| 4 |
Laurel |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2014-06-23 |
|
| 240-360
| 5 |
Laurel |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2015-10-13 |
|
| 240-360
| 6 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-09-21 |
|
| 240-360
| 7 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-09-21 |
|
| 240-360
| 8 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2013-11-15 |
|
| 240-360
| 9 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2013-11-15 |
|
| 240-361
| A |
Gaithersburg |
MD |
HRNDVA13DS0 |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
| 240-361
| 0 |
Gaithersburg |
MD |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
| 240-361
| 1 |
Gaithersburg |
MD |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
| 240-361
| 2 |
Gaithersburg |
MD |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
| 240-361
| 3 |
Gaithersburg |
MD |
|
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
<< 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 >>
Last updated: Sun, 04 Apr 2021 19:28:27 UTC
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