Prefix overview
Phone numbers in prefix 443-278
This page covers the 443-278 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
443-278
RATE CENTER
BALTIMORE
CARRIER
VDL, INC. DBA GLOBAL TELECOM BROKERS - MD
MD
Prefix range
The prefix 443-278 includes numbers from 4432780000 to 4432789999.
This range is associated with the BALTIMORE rate center and was originally assigned to VDL, INC. DBA GLOBAL TELECOM BROKERS - MD.
Numbers in this prefix
20 numbers