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 |
| 240-579
| 2 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-10-22 |
|
| 240-579
| 3 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2019-01-12 |
|
| 240-579
| 4 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-04-20 |
|
| 240-579
| 5 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-04-20 |
|
| 240-579
| 6 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2020-04-16 |
|
| 240-579
| 7 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2020-04-16 |
|
| 240-579
| 8 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-03-12 |
|
| 240-579
| 9 |
Ashton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2018-03-12 |
|
| 240-580
| A |
Cumberland |
MD |
CMLDMDCM4MD |
6664 SPRINT SPECTRUM L.P. |
240 |
|
|
|
| 240-580
| 0 |
Cumberland |
MD |
|
6664 SPRINT SPECTRUM L.P. |
240 |
|
|
|
| 240-580
| 1 |
Cumberland |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2005-04-15 |
|
| 240-580
| 2 |
Cumberland |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2005-04-15 |
|
| 240-580
| 3 |
Cumberland |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2008-12-04 |
|
| 240-580
| 4 |
Cumberland |
MD |
|
6664 SPRINT SPECTRUM L.P. |
240 |
|
2005-12-22 |
|
| 240-580
| 5 |
Cumberland |
MD |
|
6664 SPRINT SPECTRUM L.P. |
240 |
|
2005-03-01 |
|
| 240-580
| 6 |
Cumberland |
MD |
|
6664 SPRINT SPECTRUM L.P. |
240 |
|
|
|
| 240-580
| 7 |
Cumberland |
MD |
|
6664 SPRINT SPECTRUM L.P. |
240 |
|
|
|
| 240-580
| 8 |
Cumberland |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2010-02-22 |
|
| 240-580
| 9 |
Cumberland |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2010-09-04 |
|
| 240-581
| A |
Laurel |
MD |
WASHDCSWXCY |
4989 PAETEC COMMUNICATIONS, INC. - DC |
236 |
|
|
|
| 240-581
| 0 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2005-12-03 |
|
| 240-581
| 1 |
Laurel |
MD |
|
4989 PAETEC COMMUNICATIONS, INC. - DC |
236 |
|
|
|
| 240-581
| 2 |
Laurel |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-581
| 3 |
Laurel |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2008-07-03 |
|
| 240-581
| 4 |
Laurel |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2008-08-01 |
|
| 240-581
| 5 |
Laurel |
MD |
|
2589 US LEC OF MARYLAND, INC. |
236 |
|
2009-06-12 |
|
| 240-581
| 6 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2008-07-21 |
|
| 240-581
| 7 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2008-07-21 |
|
| 240-581
| 8 |
Laurel |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2009-08-13 |
|
| 240-581
| 9 |
Laurel |
MD |
|
4989 PAETEC COMMUNICATIONS, INC. - DC |
236 |
|
|
|
| 240-582
| A |
Washington Zone 4 |
MD |
HYVLMDHYDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-582
| 0 |
Washington Zone 4 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-582
| 1 |
Washington Zone 4 |
MD |
|
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2008-10-10 |
|
| 240-582
| 2 |
Washington Zone 4 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-582
| 3 |
Washington Zone 4 |
MD |
|
4773 XO MARYLAND, LLC |
236 |
|
2010-04-29 |
|
| 240-582
| 4 |
Washington Zone 4 |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2007-09-13 |
|
| 240-582
| 5 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2012-10-07 |
|
| 240-582
| 6 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2006-10-06 |
|
| 240-582
| 7 |
Washington Zone 4 |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2006-10-06 |
|
| 240-582
| 8 |
Washington Zone 4 |
MD |
|
4773 XO MARYLAND, LLC |
236 |
|
2007-03-26 |
|
| 240-582
| 9 |
Washington Zone 4 |
MD |
|
4773 XO MARYLAND, LLC |
236 |
|
2007-03-26 |
|
| 240-583
| A |
Laurel |
MD |
MRKKMDMKDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-583
| 0 |
Laurel |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-14 |
|
| 240-583
| 1 |
Laurel |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-10-28 |
|
| 240-583
| 2 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2010-06-12 |
|
| 240-583
| 3 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2010-06-12 |
|
| 240-583
| 4 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2010-06-12 |
|
| 240-583
| 5 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2010-06-12 |
|
| 240-583
| 6 |
Laurel |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2010-06-12 |
|
| 240-583
| 7 |
Laurel |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
<< 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: LES.NET
Like this site? We accept donations via PayPal.