Local Calling Guide
Area code/prefix search
Switch: CLMAMDJTBMD
NPA-NXX |
BLOCK |
Rate Centre |
Region |
OCN |
LATA |
LIR |
Eff date |
Disc date |
240-842
| 6 |
Washington Zone 14 (Baltimore LATA) |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-11-21 |
|
410-291
| 6 |
Baltimore |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2017-09-02 |
|
410-537
| 9 |
Baltimore |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-02-01 |
|
443-213
| 7 |
Pikesville |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-12-07 |
|
443-259
| 5 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2013-09-05 |
|
443-367
| 4 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2007-06-15 |
|
443-537
| 2 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2011-03-11 |
|
443-672
| 1 |
Parkton |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2004-01-31 |
|
443-718
| A |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-718
| 2 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2008-05-10 |
|
443-718
| 3 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2008-05-10 |
|
443-718
| 4 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2008-06-16 |
|
443-718
| 5 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2008-06-16 |
|
443-766
| A |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
|
|
443-766
| 1 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2005-07-09 |
|
443-766
| 7 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2006-07-15 |
|
443-832
| 1 |
Columbia |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2009-10-26 |
|
667-600
| 2 |
Baltimore |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-07-28 |
|
667-600
| 3 |
Baltimore |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-07-28 |
|
667-600
| 4 |
Baltimore |
MD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-07-28 |
|
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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