Prefix overview
Phone numbers in prefix 910-399
This page covers the 910-399 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
910-399
RATE CENTER
WILMINGTON
CARRIER
AT&T - LOCAL
NC
Prefix range
The prefix 910-399 includes numbers from 9103990000 to 9103999999.
This range is associated with the WILMINGTON rate center and was originally assigned to AT&T - LOCAL.
Numbers in this prefix
20 numbers