Local Calling Guide
Area code/prefix search
NPA: 410
[Rate centres in NPA 410]
[Dial plan for NPA 410]
<< 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 >>
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
410-646
| 9 |
Baltimore |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-05-01 |
|
410-647
| A |
Severna Park |
MD |
SVPKMDSPDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-648
| A |
Galena |
MD |
GALNMDGLRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-648
| 0 |
Galena |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
242 |
|
2004-04-03 |
|
410-648
| 1 |
Galena |
MD |
ESTNMDESMMD |
228C IDT AMERICA, CORP. - MD |
242 |
|
2006-05-21 |
|
410-648
| 2 |
Galena |
MD |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2006-06-26 |
|
410-648
| 3 |
Galena |
MD |
SLBRMDSBX0X |
624H ONVOY SPECTRUM, LLC |
242 |
|
2022-05-23 |
|
410-648
| 4 |
Galena |
MD |
SLBRMDSBXFX |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
242 |
|
2013-06-23 |
|
410-648
| 5 |
Galena |
MD |
GALNMDGLRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-648
| 6 |
Galena |
MD |
GALNMDGLRS0 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-648
| 7 |
Galena |
MD |
SLBRMDSBXLX |
318J COMCAST IP PHONE, LLC |
242 |
|
2006-07-31 |
|
410-648
| 8 |
Galena |
MD |
SLBRMDSBXUX |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
242 |
|
2014-10-20 |
|
410-648
| 9 |
Galena |
MD |
SLBRMDSBXVX |
876D ONVOY, LLC - MD |
242 |
|
2017-04-13 |
|
410-649
| A |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 0 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 1 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 2 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 3 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 4 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 5 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 6 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 7 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 8 |
Baltimore |
MD |
BLTMMDFMDS0 |
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
|
|
410-649
| 9 |
Baltimore |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2005-09-23 |
|
410-650
| A |
Dundalk |
MD |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
|
|
410-650
| 0 |
Dundalk |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-31 |
|
410-650
| 1 |
Dundalk |
MD |
BLTMMDCH25Z |
8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) |
238 |
|
2015-06-11 |
|
410-650
| 2 |
Dundalk |
MD |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
|
|
410-650
| 3 |
Dundalk |
MD |
BLTMMDCH08Z |
4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD |
238 |
|
2003-11-08 |
|
410-650
| 4 |
Dundalk |
MD |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2006-05-08 |
|
410-650
| 5 |
Dundalk |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2004-11-27 |
|
410-650
| 6 |
Dundalk |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-10 |
|
410-650
| 7 |
Dundalk |
MD |
BLTMMDDNDS2 |
7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
238 |
|
2006-06-01 |
|
410-650
| 8 |
Dundalk |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-31 |
|
410-650
| 9 |
Dundalk |
MD |
BLTMMDCHXNX |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
238 |
|
|
|
410-651
| A |
Princess Anne |
MD |
PRANMDPARS1 |
9212 VERIZON MARYLAND, INC. |
242 |
|
|
|
410-652
| A |
Bel Air |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
410-653
| A |
Pikesville |
MD |
PIVLMDPKDS1 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-654
| A |
Pikesville |
MD |
OWMLMDOMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-655
| A |
Randallstown |
MD |
RNTWMDRADS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-656
| A |
North East |
MD |
BLTMMDCH47Z |
420C ARMSTRONG TELECOMMUNICATIONS, INC. - MD |
238 |
|
|
|
410-656
| 0 |
North East |
MD |
BLTMMDCH47Z |
420C ARMSTRONG TELECOMMUNICATIONS, INC. - MD |
238 |
|
2008-08-04 |
|
410-656
| 1 |
North East |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2012-06-23 |
|
410-656
| 2 |
North East |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2011-01-09 |
|
410-656
| 3 |
North East |
MD |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2011-02-01 |
|
410-656
| 4 |
North East |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-02-22 |
|
410-656
| 5 |
North East |
MD |
PIVLMDPKFMD |
9170 BROADVIEW NETWORKS, INC. - MD |
238 |
|
2009-05-08 |
|
410-656
| 6 |
North East |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2012-10-07 |
|
410-656
| 7 |
North East |
MD |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2014-01-02 |
|
410-656
| 8 |
North East |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2014-03-15 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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