NPA-NXX - 830-557

This is the 830-557 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!

1. Area Codes
2. 830
3. 830-557

The 830-557 subcode mainly covers Seguin in Guadalupe county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Texas state. Many of the numbers in this subcode are Regular Landline registered to At&t Southwest. We hear they employ a large number of people in the Texas office.
Recently there have been an increase in reported calls, we've had over 131533 comments across our systems for the 830-557 subcode.