Ada County Highway District

Send Us a Message

We want to know what you think. If you have a suggestion, a comment, or a question, please call or drop us a line. Our phone number is 208-387-6100, or you can complete the form below.


ACHD has specialists on-call around the clock to deal with signal malfunctions, missing or damaged signs and any other issue involving the local road network. If you need assistance or to report a problem at a time outside of normal business hours (8 a.m. to 4:30 p.m., Monday through Friday), please call the Ada County Sheriff's Dispatch's non-emergency number at 208-377-6790.


The ACHD TellUs form will be down for an upgrade beginning at 8 a.m. Saturday July 21st. We anticipate being fully operational no later than 8 a.m. Monday July 23rd. Thank you for your patience.

Other ways to contact someone at the District:


We Drive Quality Transportation For All Ada County ~
Anytime...Anywhere

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