Prefix overview
Phone numbers in prefix 210-301
This page covers the 210-301 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
210-301
RATE CENTER
SANANTONIO
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
TX
Prefix range
The prefix 210-301 includes numbers from 2103010000 to 2103019999.
This range is associated with the SANANTONIO rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers