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 |
| 240-865
| A |
Washington Zone 14 (Baltimore LATA) |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
| 240-865
| 0 |
Washington Zone 14 (Baltimore LATA) |
MD |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2008-02-01 |
|
| 240-865
| 1 |
Washington Zone 14 (Baltimore LATA) |
MD |
|
829J PAETEC ITEL, LLC |
238 |
|
2006-01-14 |
|
| 240-865
| 2 |
Washington Zone 14 (Baltimore LATA) |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2008-04-07 |
|
| 240-865
| 3 |
Washington Zone 14 (Baltimore LATA) |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2012-09-06 |
|
| 240-865
| 4 |
Washington Zone 14 (Baltimore LATA) |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2006-08-11 |
|
| 240-865
| 5 |
Washington Zone 14 (Baltimore LATA) |
MD |
|
829J PAETEC ITEL, LLC |
238 |
|
2007-03-02 |
|
| 240-865
| 6 |
Washington Zone 14 (Baltimore LATA) |
MD |
|
145J TERRA NOVA TELECOM INC. |
238 |
|
2023-08-06 |
|
| 240-865
| 7 |
Washington Zone 14 (Baltimore LATA) |
MD |
|
829J PAETEC ITEL, LLC |
238 |
|
2007-09-20 |
|
| 240-865
| 8 |
Washington Zone 14 (Baltimore LATA) |
MD |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2007-12-03 |
|
| 240-865
| 9 |
Washington Zone 14 (Baltimore LATA) |
MD |
BLTMMDCH25Z |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
238 |
|
2006-05-05 |
|
| 240-866
| A |
Hagerstown |
MD |
HGTWMD53BMD |
145J TERRA NOVA TELECOM INC. |
240 |
|
|
|
| 240-866
| 0 |
Hagerstown |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2019-12-19 |
|
| 240-866
| 1 |
Hagerstown |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2021-05-29 |
|
| 240-866
| 2 |
Hagerstown |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2020-01-05 |
|
| 240-866
| 3 |
Hagerstown |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2020-01-05 |
|
| 240-866
| 4 |
Hagerstown |
MD |
|
829J PAETEC ITEL, LLC |
240 |
|
2020-08-27 |
|
| 240-866
| 5 |
Hagerstown |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2021-09-20 |
|
| 240-866
| 6 |
Hagerstown |
MD |
|
145J TERRA NOVA TELECOM INC. |
240 |
|
2019-11-11 |
|
| 240-866
| 7 |
Hagerstown |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2023-07-07 |
|
| 240-866
| 8 |
Hagerstown |
MD |
CMLDMDCMUMD |
073H TELNYX LLC |
240 |
|
2021-07-17 |
|
| 240-866
| 9 |
Hagerstown |
MD |
FRDRMDFRXSX |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
240 |
|
2022-03-02 |
|
| 240-867
| A |
Washington Zone 3 |
MD |
SLSPMD913MD |
939H COMMIO, LLC |
236 |
|
|
|
| 240-867
| 0 |
Washington Zone 3 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
| 240-867
| 1 |
Washington Zone 3 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
| 240-867
| 2 |
Washington Zone 3 |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-06-04 |
|
| 240-867
| 3 |
Washington Zone 3 |
MD |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2018-06-04 |
|
| 240-867
| 4 |
Washington Zone 3 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-03-29 |
|
| 240-867
| 5 |
Washington Zone 3 |
MD |
SLSPMD913MD |
939H COMMIO, LLC |
236 |
|
2017-08-11 |
|
| 240-867
| 6 |
Washington Zone 3 |
MD |
|
515J IP HORIZON LLC |
236 |
|
2019-04-26 |
|
| 240-867
| 7 |
Washington Zone 3 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2019-03-29 |
|
| 240-867
| 8 |
Washington Zone 3 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
| 240-867
| 9 |
Washington Zone 3 |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-10-23 |
|
| 240-868
| A |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 240-868
| 0 |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-868
| 1 |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-868
| 2 |
Washington Zone 12 |
MD |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2021-10-31 |
|
| 240-868
| 3 |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-868
| 4 |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-868
| 5 |
Washington Zone 12 |
MD |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2022-01-21 |
|
| 240-868
| 6 |
Washington Zone 12 |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2022-12-16 |
|
| 240-868
| 7 |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-868
| 8 |
Washington Zone 12 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2025-05-10 |
|
| 240-868
| 9 |
Washington Zone 12 |
MD |
|
829J PAETEC ITEL, LLC |
236 |
|
|
|
| 240-869
| A |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-869
| 0 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-01-01 |
|
| 240-869
| 1 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-01-01 |
|
| 240-869
| 2 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-01-01 |
|
| 240-869
| 3 |
Washington Zone 10 |
MD |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2022-01-01 |
|
| 240-869
| 4 |
Washington Zone 10 |
MD |
WASHDCSWMMD |
624H ONVOY SPECTRUM, LLC |
236 |
|
2022-01-15 |
|
<< 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: Wed, 04 Mar 2026 03:00:52 UTC
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