Prefix overview
Phone numbers in prefix 626-257
This page covers the 626-257 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
626-257
RATE CENTER
COVINA
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
CA
Prefix range
The prefix 626-257 includes numbers from 6262570000 to 6262579999.
This range is associated with the COVINA rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers