Prefix overview
Phone numbers in prefix 240-349
This page covers the 240-349 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
240-349
RATE CENTER
LA PLATA
CARRIER
ONVOY, LLC - MD
MD
Prefix range
The prefix 240-349 includes numbers from 2403490000 to 2403499999.
This range is associated with the LA PLATA rate center and was originally assigned to ONVOY, LLC - MD.
Numbers in this prefix
20 numbers