Prefix overview
Phone numbers in prefix 317-318
This page covers the 317-318 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
317-318
RATE CENTER
GREENFIELD
CARRIER
TELEPORT COMMUNICATIONS AMERICA, LLC - IN
IN
Prefix range
The prefix 317-318 includes numbers from 3173180000 to 3173189999.
This range is associated with the GREENFIELD rate center and was originally assigned to TELEPORT COMMUNICATIONS AMERICA, LLC - IN.
Numbers in this prefix
20 numbers