Prefix overview
Phone numbers in prefix 646-344
This page covers the 646-344 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
646-344
RATE CENTER
NWYRCYZN01
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY
NY
Prefix range
The prefix 646-344 includes numbers from 6463440000 to 6463449999.
This range is associated with the NWYRCYZN01 rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY.
Numbers in this prefix
20 numbers