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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-804
| 5 |
Tompkinsville |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2010-08-19 |
|
| 240-804
| 7 |
Tompkinsville |
MD |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-03-25 |
|
| 240-804
| 8 |
Tompkinsville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
|
|
| 240-804
| 9 |
Tompkinsville |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2005-08-15 |
|
| 240-805
| A |
Gaithersburg |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-805
| 0 |
Gaithersburg |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2016-01-16 |
|
| 240-805
| 1 |
Gaithersburg |
MD |
WASHDCSWXZZ |
829J PAETEC ITEL, LLC |
236 |
|
2016-07-13 |
|
| 240-805
| 2 |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2016-09-19 |
|
| 240-805
| 3 |
Gaithersburg |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2016-10-02 |
|
| 240-805
| 4 |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2016-03-11 |
|
| 240-805
| 5 |
Gaithersburg |
MD |
ARTNVAARXDY |
318J COMCAST IP PHONE, LLC |
236 |
|
2016-01-17 |
|
| 240-805
| 6 |
Gaithersburg |
MD |
WASHDC125MD |
197D VONAGE AMERICA LLC |
236 |
|
2018-12-24 |
|
| 240-805
| 7 |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-01-08 |
|
| 240-805
| 8 |
Gaithersburg |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2016-07-25 |
|
| 240-805
| 9 |
Gaithersburg |
MD |
WASHDC126MD |
964H BARR TELL USA, INC. |
236 |
|
2016-11-30 |
|
| 240-806
| A |
Indian Head |
MD |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
|
|
| 240-806
| 0 |
Indian Head |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2024-07-15 |
|
| 240-806
| 1 |
Indian Head |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-03-11 |
|
| 240-806
| 2 |
Indian Head |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-03-11 |
|
| 240-806
| 3 |
Indian Head |
MD |
SLSPMD91DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
236 |
|
2015-11-21 |
|
| 240-806
| 4 |
Indian Head |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-06-16 |
|
| 240-806
| 5 |
Indian Head |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-06-16 |
|
| 240-806
| 6 |
Indian Head |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2018-06-16 |
|
| 240-806
| 7 |
Indian Head |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2019-10-07 |
|
| 240-806
| 8 |
Indian Head |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2018-01-08 |
|
| 240-806
| 9 |
Indian Head |
MD |
WASHDC127MD |
073H TELNYX LLC |
236 |
|
2017-04-27 |
|
| 240-807
| A |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
| 240-807
| 0 |
Cumberland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
2021-10-23 |
|
| 240-807
| 1 |
Cumberland |
MD |
FRDRMDFRKMD |
5562 METROPCS, INC. |
240 |
|
2021-10-24 |
|
| 240-807
| 2 |
Cumberland |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2021-11-04 |
|
| 240-807
| 3 |
Cumberland |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2021-12-19 |
|
| 240-807
| 4 |
Cumberland |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
2021-12-19 |
|
| 240-807
| 5 |
Cumberland |
MD |
FRDRMDFRXPX |
624H ONVOY SPECTRUM, LLC |
240 |
|
2022-02-10 |
|
| 240-807
| 6 |
Cumberland |
MD |
FRDRMDFRKMD |
5562 METROPCS, INC. |
240 |
|
2022-11-16 |
|
| 240-807
| 7 |
Cumberland |
MD |
HGTWMD53BMD |
145J TERRA NOVA TELECOM INC. |
240 |
|
2026-01-19 |
|
| 240-807
| 8 |
Cumberland |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2021-10-24 |
|
| 240-807
| 9 |
Cumberland |
MD |
FRDRMDFRKMD |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
240 |
|
2021-10-24 |
|
| 240-808
| A |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-808
| 0 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2015-05-30 |
|
| 240-808
| 1 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2015-09-01 |
|
| 240-808
| 2 |
Leonardtown |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2015-08-17 |
|
| 240-808
| 3 |
Leonardtown |
MD |
CHCHMDBEWMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2015-08-28 |
|
| 240-808
| 4 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2016-06-04 |
|
| 240-808
| 5 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2016-02-05 |
|
| 240-808
| 6 |
Leonardtown |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-03-07 |
|
| 240-808
| 7 |
Leonardtown |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2016-03-07 |
|
| 240-808
| 8 |
Leonardtown |
MD |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2015-06-27 |
|
| 240-808
| 9 |
Leonardtown |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2015-08-01 |
|
| 240-809
| A |
Smithsburg |
MD |
CMLDMDCMEMD |
876D ONVOY, LLC - MD |
240 |
|
|
|
| 240-809
| 0 |
Smithsburg |
MD |
HGTWMD53EMD |
516J TON80 COMMUNICATIONS, LLC |
240 |
|
2021-11-05 |
|
<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 >>
Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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