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 |
| 240-688
| 9 |
Washington Zone 3 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-10-02 |
|
| 240-689
| A |
Washington Zone 15 |
MD |
VINNVACBX0X |
425J CSC WIRELESS, LLC |
236 |
|
|
|
| 240-689
| 0 |
Washington Zone 15 |
MD |
|
197D VONAGE NETWORK INC. |
236 |
|
2020-05-20 |
|
| 240-689
| 1 |
Washington Zone 15 |
MD |
|
197D VONAGE NETWORK INC. |
236 |
|
2020-05-20 |
|
| 240-689
| 2 |
Washington Zone 15 |
MD |
|
425J CSC WIRELESS, LLC |
236 |
|
2019-07-19 |
|
| 240-690
| A |
Gaithersburg |
MD |
WASHDCDTDS1 |
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
|
|
| 240-690
| 0 |
Gaithersburg |
MD |
|
073H TELNYX LLC |
236 |
|
2017-03-14 |
|
| 240-690
| 1 |
Gaithersburg |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2017-01-25 |
|
| 240-690
| 2 |
Gaithersburg |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2018-06-14 |
|
| 240-690
| 3 |
Gaithersburg |
MD |
|
7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
236 |
|
2017-01-09 |
|
| 240-690
| 4 |
Gaithersburg |
MD |
|
318J COMCAST IP PHONE LLC |
236 |
|
2017-03-10 |
|
| 240-690
| 5 |
Gaithersburg |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2017-12-15 |
|
| 240-690
| 6 |
Gaithersburg |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2017-12-15 |
|
| 240-690
| 7 |
Gaithersburg |
MD |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2019-05-27 |
|
| 240-690
| 8 |
Gaithersburg |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2019-08-28 |
|
| 240-690
| 9 |
Gaithersburg |
MD |
|
197D VONAGE NETWORK INC. |
236 |
|
2018-12-24 |
|
| 240-691
| A |
Washington Zone 5 |
MD |
WASJDCDCDS0 |
6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD |
236 |
|
|
|
| 240-691
| 0 |
Washington Zone 5 |
MD |
|
6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD |
236 |
|
|
|
| 240-691
| 1 |
Washington Zone 5 |
MD |
|
6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD |
236 |
|
|
|
| 240-691
| 2 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-05-16 |
|
| 240-691
| 3 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-05-16 |
|
| 240-691
| 4 |
Washington Zone 5 |
MD |
|
6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD |
236 |
|
|
|
| 240-691
| 5 |
Washington Zone 5 |
MD |
|
6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD |
236 |
|
|
|
| 240-691
| 6 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-12-14 |
|
| 240-691
| 7 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-12-14 |
|
| 240-691
| 8 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2008-09-15 |
|
| 240-691
| 9 |
Washington Zone 5 |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-02-15 |
|
| 240-692
| A |
Grantsville |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
|
|
| 240-692
| 0 |
Grantsville |
MD |
|
073H TELNYX LLC |
240 |
|
2021-03-04 |
|
| 240-692
| 1 |
Grantsville |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2019-07-21 |
|
| 240-692
| 2 |
Grantsville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2020-01-06 |
|
| 240-692
| 3 |
Grantsville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2020-01-06 |
|
| 240-692
| 4 |
Grantsville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2021-03-04 |
|
| 240-692
| 6 |
Grantsville |
MD |
|
566J RADIANTIQ LLC |
240 |
|
2021-05-14 |
|
| 240-693
| A |
Walkersville |
MD |
HGTWMD53DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
|
|
| 240-693
| 2 |
Walkersville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2020-01-06 |
|
| 240-693
| 3 |
Walkersville |
MD |
|
876D ONVOY, LLC - MD |
240 |
|
2020-01-06 |
|
| 240-693
| 4 |
Walkersville |
MD |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2020-12-19 |
|
| 240-693
| 6 |
Walkersville |
MD |
|
566J RADIANTIQ LLC |
240 |
|
2021-05-14 |
|
| 240-693
| 9 |
Walkersville |
MD |
|
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
2019-11-25 |
|
| 240-694
| A |
Washington Zone 2 |
MD |
BTHSMDWWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-694
| 0 |
Washington Zone 2 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-694
| 1 |
Washington Zone 2 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-694
| 2 |
Washington Zone 2 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-694
| 3 |
Washington Zone 2 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-694
| 4 |
Washington Zone 2 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-694
| 5 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2005-11-21 |
|
| 240-694
| 6 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2004-08-06 |
|
| 240-694
| 7 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2004-08-06 |
|
| 240-694
| 8 |
Washington Zone 2 |
MD |
|
6664 SPRINT SPECTRUM L.P. |
236 |
|
2004-09-13 |
|
<< 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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