Local Calling Guide
Area code/prefix search
NPA: 443
[Rate centres in NPA 443]
[Dial plan for NPA 443]
NXX: 557
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-557
| A |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 0 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 1 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 2 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 3 |
Glen Burnie |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-02-29 |
|
443-557
| 4 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 5 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 6 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 7 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
443-557
| 8 |
Glen Burnie |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA |
238 |
|
2007-06-16 |
|
443-557
| 9 |
Glen Burnie |
MD |
BLTMMDSN5MD |
4773 XO MARYLAND, LLC |
238 |
|
|
|
Last updated: Wed, 01 Jun 2022 03:09:23 UTC
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