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 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
240-319
| 0 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-08-14 |
|
240-319
| 1 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2008-10-03 |
|
240-319
| 2 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2009-10-02 |
|
240-319
| 3 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2010-02-16 |
|
240-319
| 4 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-04-19 |
|
240-319
| 5 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2010-06-12 |
|
240-319
| 6 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2010-06-12 |
|
240-319
| 7 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
2010-08-22 |
|
240-319
| 8 |
Laurel (Baltimore LATA) |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-10-28 |
|
240-319
| 9 |
Laurel (Baltimore LATA) |
MD |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2010-10-02 |
|
240-320
| A |
Waldorf |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-320
| 0 |
Waldorf |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-320
| 1 |
Waldorf |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-320
| 2 |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2005-08-01 |
|
240-320
| 3 |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2005-09-01 |
|
240-320
| 4 |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2005-11-01 |
|
240-320
| 5 |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2005-11-01 |
|
240-320
| 6 |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-01-02 |
|
240-320
| 7 |
Waldorf |
MD |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2006-02-03 |
|
240-320
| 8 |
Waldorf |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-320
| 9 |
Waldorf |
MD |
WASHDC12OMD |
4820 CAVALIER EAST, LLC - MD |
236 |
|
|
|
240-321
| A |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 0 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 1 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 2 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 3 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 4 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 5 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 6 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 7 |
Oakland |
MD |
CMLDMDCM5MD |
4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD |
240 |
|
|
|
240-321
| 8 |
Oakland |
MD |
MNRVMDMOXFX |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
240 |
|
2008-11-06 |
|
240-321
| 9 |
Oakland |
MD |
HGTWMDHGDMD |
071F BANDWIDTH.COM CLEC, LLC - MD |
240 |
|
2008-12-04 |
|
240-322
| A |
McCoole |
MD |
HGTWMD53DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
|
|
240-323
| A |
Emmitsburg |
MD |
HGTWMD53DS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
240 |
|
|
|
240-324
| A |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
|
|
240-324
| 0 |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
2008-11-22 |
|
240-324
| 1 |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
2008-11-22 |
|
240-324
| 2 |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
2008-11-22 |
|
240-324
| 3 |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
2009-07-23 |
|
240-324
| 4 |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
2009-07-23 |
|
240-324
| 5 |
Ashton (Baltimore LATA) |
MD |
BLTMMDSNDS6 |
281E YMAX COMMUNICATIONS CORP. - MD |
238 |
|
2009-07-23 |
|
240-324
| 6 |
Ashton (Baltimore LATA) |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-03-07 |
|
240-324
| 7 |
Ashton (Baltimore LATA) |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-02-28 |
|
240-324
| 8 |
Ashton (Baltimore LATA) |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-03-21 |
|
240-324
| 9 |
Ashton (Baltimore LATA) |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-04-04 |
|
240-325
| A |
Damascus |
MD |
CHCHMDBEPS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2024-01-16 |
|
240-326
| A |
Washington Zone 15 |
MD |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-326
| 0 |
Washington Zone 15 |
MD |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-326
| 1 |
Washington Zone 15 |
MD |
HRNDVA13AMD |
3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD |
236 |
|
|
|
240-326
| 2 |
Washington Zone 15 |
MD |
|
876D ONVOY, LLC - MD |
236 |
|
2024-04-05 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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