Prefix overview
Phone numbers in prefix 641-364
This page covers the 641-364 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
641-364
RATE CENTER
ALTA VISTA
CARRIER
WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH
IA
Prefix range
The prefix 641-364 includes numbers from 6413640000 to 6413649999.
This range is associated with the ALTA VISTA rate center and was originally assigned to WINDSTREAM IOWA COMMUNICATIONS, INC. - NORTH.
Numbers in this prefix
20 numbers