Local Calling Guide
Area code/prefix search
NPA: 443
[Rate centres in NPA 443]
[Dial plan for NPA 443]
NXX: 868
NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
443-868
| A |
Essex |
MD |
BLTMMDFRDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-868
| 0 |
Essex |
MD |
BLTMMDFRDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-868
| 1 |
Essex |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2013-05-04 |
|
443-868
| 2 |
Essex |
MD |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2014-09-01 |
|
443-868
| 3 |
Essex |
MD |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2008-10-01 |
|
443-868
| 4 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-04-30 |
|
443-868
| 5 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-04-30 |
|
443-868
| 6 |
Essex |
MD |
|
829J PAETEC ITEL, LLC |
238 |
|
2011-10-21 |
|
443-868
| 7 |
Essex |
MD |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2015-07-16 |
|
443-868
| 8 |
Essex |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-03-16 |
|
443-868
| 9 |
Essex |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2013-05-04 |
|
Last updated: Wed, 18 Jun 2025 02:30:00 UTC
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