Local Calling Guide
Area code/prefix search
NPA: 443
[Rate centres in NPA 443]
[Dial plan for NPA 443]
NXX: 626
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 443-626
| A |
Chase |
MD |
PIVLMDPKXGX |
829J PAETEC ITEL, LLC |
238 |
|
2025-04-01 |
|
| 443-626
| 0 |
Chase |
MD |
PIVLMDPKXGX |
829J PAETEC ITEL, LLC |
238 |
|
|
|
| 443-626
| 1 |
Chase |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2020-07-08 |
|
| 443-626
| 2 |
Chase |
MD |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-30 |
|
| 443-626
| 3 |
Chase |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2020-07-08 |
|
| 443-626
| 4 |
Chase |
MD |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2015-06-04 |
|
| 443-626
| 5 |
Chase |
MD |
PIVLMDPKXGX |
829J PAETEC ITEL, LLC |
238 |
|
|
|
| 443-626
| 6 |
Chase |
MD |
|
515J IP HORIZON LLC |
238 |
|
2015-03-21 |
|
| 443-626
| 7 |
Chase |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2014-09-22 |
|
| 443-626
| 8 |
Chase |
MD |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2020-06-21 |
|
| 443-626
| 9 |
Chase |
MD |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2020-07-08 |
|
Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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