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 |
| 240-340
| 7 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2011-10-02 |
|
| 240-340
| 8 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2011-10-02 |
|
| 240-340
| 9 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2011-10-02 |
|
| 240-341
| A |
Buckeystown |
MD |
FRDRMDFRX7X |
7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD |
240 |
|
|
|
| 240-341
| 0 |
Buckeystown |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2010-09-04 |
|
| 240-341
| 1 |
Buckeystown |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2014-04-12 |
|
| 240-341
| 2 |
Buckeystown |
MD |
|
318J COMCAST IP PHONE LLC |
240 |
|
2013-11-08 |
|
| 240-341
| 3 |
Buckeystown |
MD |
|
7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD |
240 |
|
2015-01-26 |
|
| 240-341
| 4 |
Buckeystown |
MD |
|
318J COMCAST IP PHONE LLC |
240 |
|
2014-11-25 |
|
| 240-341
| 5 |
Buckeystown |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2016-09-12 |
|
| 240-341
| 6 |
Buckeystown |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
240 |
|
2012-07-13 |
|
| 240-341
| 7 |
Buckeystown |
MD |
|
318J COMCAST IP PHONE LLC |
240 |
|
2015-07-21 |
|
| 240-341
| 8 |
Buckeystown |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2016-09-12 |
|
| 240-341
| 9 |
Buckeystown |
MD |
|
7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD |
240 |
|
2009-04-18 |
|
| 240-342
| A |
Ashton |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-342
| 0 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2010-07-11 |
|
| 240-342
| 1 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-07-04 |
|
| 240-342
| 2 |
Ashton |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2005-07-25 |
|
| 240-342
| 3 |
Ashton |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-06-26 |
|
| 240-342
| 4 |
Ashton |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2007-10-22 |
|
| 240-342
| 5 |
Ashton |
MD |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2008-10-01 |
|
| 240-342
| 6 |
Ashton |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2008-12-13 |
|
| 240-342
| 7 |
Ashton |
MD |
|
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-342
| 8 |
Ashton |
MD |
|
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-342
| 9 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2014-07-04 |
|
| 240-343
| A |
Hancock |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
|
|
| 240-343
| 0 |
Hancock |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2011-07-07 |
|
| 240-343
| 1 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-07-31 |
|
| 240-343
| 2 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-07-31 |
|
| 240-343
| 3 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-07-31 |
|
| 240-343
| 4 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-09-02 |
|
| 240-343
| 5 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-09-02 |
|
| 240-343
| 6 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2011-09-02 |
|
| 240-343
| 7 |
Hancock |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2015-07-04 |
|
| 240-343
| 8 |
Hancock |
MD |
|
318J COMCAST IP PHONE LLC |
240 |
|
2016-06-20 |
|
| 240-343
| 9 |
Hancock |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2016-09-12 |
|
| 240-344
| A |
Frederick |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
|
|
| 240-344
| 0 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2002-12-07 |
|
| 240-344
| 1 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2002-12-07 |
|
| 240-344
| 2 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2004-02-24 |
|
| 240-344
| 3 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2003-10-30 |
|
| 240-344
| 4 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2004-07-05 |
|
| 240-344
| 5 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2004-08-30 |
|
| 240-344
| 6 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2004-10-28 |
|
| 240-344
| 7 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2004-10-28 |
|
| 240-344
| 8 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2005-01-09 |
|
| 240-344
| 9 |
Frederick |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2007-01-12 |
|
| 240-345
| A |
Ashton (Baltimore LATA) |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
| 240-345
| 0 |
Ashton (Baltimore LATA) |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2016-02-15 |
|
| 240-345
| 1 |
Ashton (Baltimore LATA) |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2011-09-02 |
|
<< 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
Sponsored by: VoiceMeUp - Corporate VoIP Services
Like this site? We accept donations via PayPal.