Prefix overview
Phone numbers in prefix 509-377
This page covers the 509-377 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
509-377
RATE CENTER
COLUMBIA
CARRIER
UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA
WA
Prefix range
The prefix 509-377 includes numbers from 5093770000 to 5093779999.
This range is associated with the COLUMBIA rate center and was originally assigned to UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA.
Numbers in this prefix
20 numbers