Prefix overview
Phone numbers in prefix 661-261
This page covers the 661-261 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
661-261
RATE CENTER
BIG BUTTE
CARRIER
PACIFIC BELL
CA
Prefix range
The prefix 661-261 includes numbers from 6612610000 to 6612619999.
This range is associated with the BIG BUTTE rate center and was originally assigned to PACIFIC BELL.
Numbers in this prefix
20 numbers