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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-590
| 8 |
Washington Zone 12 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-07-30 |
|
| 240-590
| 9 |
Washington Zone 12 |
MD |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2018-05-31 |
|
| 240-591
| A |
Hagerstown |
MD |
FRDRMDFRXQX |
836G SHENTEL COMMUNICATIONS, LLC. - MD |
240 |
|
|
|
| 240-591
| 0 |
Hagerstown |
MD |
HGTWMD53DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
240 |
|
2020-04-15 |
|
| 240-591
| 1 |
Hagerstown |
MD |
FRDRMDFRXQX |
836G SHENTEL COMMUNICATIONS, LLC. - MD |
240 |
|
2018-06-16 |
|
| 240-591
| 2 |
Hagerstown |
MD |
FRDRMDFRKMD |
5562 METROPCS, INC. |
240 |
|
2019-07-23 |
|
| 240-591
| 3 |
Hagerstown |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2022-10-16 |
|
| 240-591
| 4 |
Hagerstown |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2020-03-15 |
|
| 240-591
| 5 |
Hagerstown |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2020-10-05 |
|
| 240-591
| 6 |
Hagerstown |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2020-10-05 |
|
| 240-591
| 7 |
Hagerstown |
MD |
FRDRMDFRX7X |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
240 |
|
2020-10-05 |
|
| 240-591
| 8 |
Hagerstown |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2019-05-23 |
|
| 240-591
| 9 |
Hagerstown |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2021-05-10 |
|
| 240-592
| A |
Washington Zone 13 |
MD |
LARLMDLRDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 240-592
| 0 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 1 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 2 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 3 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 4 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 5 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 6 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 7 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 8 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-592
| 9 |
Washington Zone 13 |
MD |
|
9212 VERIZON MARYLAND, INC. |
236 |
|
2016-07-31 |
|
| 240-593
| A |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 0 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 1 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 2 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 3 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 4 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 5 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-07-06 |
|
| 240-593
| 6 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-593
| 7 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2003-07-06 |
|
| 240-593
| 8 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2004-04-25 |
|
| 240-593
| 9 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 240-594
| A |
Bittinger |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
|
|
| 240-594
| 0 |
Bittinger |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2018-07-13 |
|
| 240-594
| 1 |
Bittinger |
MD |
HGTWMD530MD |
073H TELNYX LLC |
240 |
|
2018-07-19 |
|
| 240-594
| 2 |
Bittinger |
MD |
|
145J TERRA NOVA TELECOM INC. |
240 |
|
2024-02-10 |
|
| 240-594
| 3 |
Bittinger |
MD |
FRDRMDFRXTX |
318J COMCAST IP PHONE, LLC |
240 |
|
2020-07-17 |
|
| 240-594
| 4 |
Bittinger |
MD |
FRDRMDFRXMD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
240 |
|
2020-02-16 |
|
| 240-594
| 5 |
Bittinger |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2020-06-04 |
|
| 240-594
| 6 |
Bittinger |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-05-02 |
|
| 240-594
| 7 |
Bittinger |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
2019-05-02 |
|
| 240-594
| 8 |
Bittinger |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2019-04-04 |
|
| 240-594
| 9 |
Bittinger |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2019-04-04 |
|
| 240-595
| A |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-595
| 0 |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-11-06 |
|
| 240-595
| 1 |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-11-06 |
|
| 240-595
| 2 |
Washington Zone 3 |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-11-06 |
|
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Last updated: Sat, 02 May 2026 12:20:53 UTC
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