Prefix overview
Phone numbers in prefix 641-531
This page covers the 641-531 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
641-531
RATE CENTER
IOWA FALLS
CARRIER
TELEPORT COMMUNICATIONS AMERICA, LLC - IA
IA
Prefix range
The prefix 641-531 includes numbers from 6415310000 to 6415319999.
This range is associated with the IOWA FALLS rate center and was originally assigned to TELEPORT COMMUNICATIONS AMERICA, LLC - IA.
Numbers in this prefix
20 numbers