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 |
| 240-677
| 9 |
Washington Zone 5 |
MD |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-07-11 |
|
| 240-678
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-678
| 0 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-678
| 1 |
Washington Zone 3 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2004-01-17 |
|
| 240-678
| 2 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-11-04 |
|
| 240-678
| 3 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-12-02 |
|
| 240-678
| 4 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-05-20 |
|
| 240-678
| 5 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-06-18 |
|
| 240-678
| 6 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-06-18 |
|
| 240-678
| 7 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-06-18 |
|
| 240-678
| 8 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-03-25 |
|
| 240-678
| 9 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-03-25 |
|
| 240-679
| A |
Friendsville |
MD |
FRDRMDFRPS0 |
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
|
|
| 240-679
| 0 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2018-08-02 |
|
| 240-679
| 1 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2018-08-02 |
|
| 240-679
| 2 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2018-08-02 |
|
| 240-679
| 3 |
Friendsville |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2019-10-18 |
|
| 240-679
| 4 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2019-05-02 |
|
| 240-679
| 5 |
Friendsville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2020-01-06 |
|
| 240-679
| 6 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2019-05-02 |
|
| 240-679
| 7 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2019-05-02 |
|
| 240-679
| 8 |
Friendsville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2020-01-06 |
|
| 240-679
| 9 |
Friendsville |
MD |
|
2593 CORE COMMUNICATIONS, INC. - MD |
240 |
|
2019-05-02 |
|
| 240-680
| A |
Frederick |
MD |
HGTWMD53DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
|
|
| 240-680
| 0 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 1 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 2 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 3 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 4 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 5 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 6 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 7 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 8 |
Frederick |
MD |
|
197D VONAGE NETWORK INC. |
240 |
|
2018-12-21 |
|
| 240-680
| 9 |
Frederick |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
2018-12-20 |
|
| 240-681
| A |
Brandywine |
MD |
WASHDC091MD |
7061 ATX TELECOMMUNICATIONS SERVICES, LTD |
236 |
|
|
|
| 240-681
| 0 |
Brandywine |
MD |
|
5562 METRO PCS, INC. |
236 |
|
2020-01-24 |
|
| 240-681
| 1 |
Brandywine |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-06-26 |
|
| 240-681
| 2 |
Brandywine |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-10-25 |
|
| 240-681
| 3 |
Brandywine |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2006-06-23 |
|
| 240-681
| 4 |
Brandywine |
MD |
|
5562 METRO PCS, INC. |
236 |
|
2013-06-14 |
|
| 240-681
| 5 |
Brandywine |
MD |
|
5562 METRO PCS, INC. |
236 |
|
2014-11-16 |
|
| 240-681
| 6 |
Brandywine |
MD |
|
7061 ATX TELECOMMUNICATIONS SERVICES, LTD |
236 |
|
|
|
| 240-681
| 7 |
Brandywine |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2015-04-10 |
|
| 240-681
| 8 |
Brandywine |
MD |
|
5562 METRO PCS, INC. |
236 |
|
2016-02-04 |
|
| 240-681
| 9 |
Brandywine |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2008-12-13 |
|
| 240-682
| A |
Waldorf |
MD |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 240-682
| 0 |
Waldorf |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2003-11-03 |
|
| 240-682
| 1 |
Waldorf |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-02-17 |
|
| 240-682
| 2 |
Waldorf |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2003-08-19 |
|
| 240-682
| 3 |
Waldorf |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2004-08-02 |
|
<< 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
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