Beginning at midnight through 6 a.m. Tuesday, Frontier Communications fiber maintenance activity is scheduled to occur. This activity will affect dial tone and Internet services for customers in Otho, Coalville and the Savage Addition in Fort Dodge. The length of the outage will be minimal. Should you experience any service issues, please reboot your Internet modem and if you still cannot connect, please call Frontier's repair service number at (800) 921-8101, option No? 4.