Local Calling Guide
Area code/prefix search
NPA: 240
[Rate centres in NPA 240]
[Dial plan for NPA 240]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-766
| 2 |
Washington Zone 6 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2014-02-14 |
|
| 240-766
| 3 |
Washington Zone 6 |
MD |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 240-766
| 4 |
Washington Zone 6 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2014-09-14 |
|
| 240-766
| 5 |
Washington Zone 6 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2015-05-14 |
|
| 240-766
| 6 |
Washington Zone 6 |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2013-12-27 |
|
| 240-766
| 7 |
Washington Zone 6 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2007-09-13 |
|
| 240-766
| 8 |
Washington Zone 6 |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-29 |
|
| 240-766
| 9 |
Washington Zone 6 |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2013-12-27 |
|
| 240-767
| A |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 240-767
| 0 |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-767
| 1 |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-767
| 2 |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-767
| 3 |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-767
| 4 |
Washington Zone 5 |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-13 |
|
| 240-767
| 5 |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-767
| 6 |
Washington Zone 5 |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-13 |
|
| 240-767
| 7 |
Washington Zone 5 |
MD |
|
4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD |
236 |
|
2004-04-06 |
|
| 240-767
| 8 |
Washington Zone 5 |
MD |
|
939H COMMIO, LLC |
236 |
|
2021-09-16 |
|
| 240-767
| 9 |
Washington Zone 5 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-768
| A |
Nanjemoy |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
|
|
| 240-768
| 5 |
Nanjemoy |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2021-07-12 |
|
| 240-768
| 6 |
Nanjemoy |
MD |
|
516J TON80 COMMUNICATIONS, LLC |
236 |
|
2021-10-07 |
|
| 240-768
| 7 |
Nanjemoy |
MD |
|
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-06-25 |
|
| 240-768
| 8 |
Nanjemoy |
MD |
|
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
| 240-768
| 9 |
Nanjemoy |
MD |
|
624H ONVOY SPECTRUM, LLC |
236 |
|
2021-11-15 |
|
| 240-769
| A |
Keedysville |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
|
|
| 240-769
| 0 |
Keedysville |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2021-09-18 |
|
| 240-769
| 1 |
Keedysville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2021-09-20 |
|
| 240-769
| 2 |
Keedysville |
MD |
|
318J COMCAST IP PHONE, LLC |
240 |
|
2023-03-18 |
|
| 240-769
| 3 |
Keedysville |
MD |
|
516J TON80 COMMUNICATIONS, LLC |
240 |
|
2021-09-19 |
|
| 240-769
| 4 |
Keedysville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2021-09-20 |
|
| 240-769
| 5 |
Keedysville |
MD |
|
624H ONVOY SPECTRUM, LLC |
240 |
|
2021-11-15 |
|
| 240-769
| 6 |
Keedysville |
MD |
|
624H ONVOY SPECTRUM, LLC |
240 |
|
2021-11-15 |
|
| 240-769
| 7 |
Keedysville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2024-03-07 |
|
| 240-769
| 8 |
Keedysville |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2023-01-21 |
|
| 240-769
| 9 |
Keedysville |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
2023-10-27 |
|
| 240-770
| A |
Washington Zone 4 |
MD |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
|
|
| 240-770
| 0 |
Washington Zone 4 |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-13 |
|
| 240-770
| 1 |
Washington Zone 4 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-11-29 |
|
| 240-770
| 2 |
Washington Zone 4 |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-02-13 |
|
| 240-770
| 3 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-08 |
|
| 240-770
| 4 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-08 |
|
| 240-770
| 5 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2008-04-08 |
|
| 240-770
| 6 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2006-12-14 |
|
| 240-770
| 7 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2006-12-14 |
|
| 240-770
| 8 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE, LLC |
236 |
|
2006-12-14 |
|
| 240-770
| 9 |
Washington Zone 4 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-11-29 |
|
| 240-771
| A |
Poolesville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
| 240-771
| 0 |
Poolesville |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2016-04-18 |
|
| 240-771
| 1 |
Poolesville |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2016-04-18 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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