Contact Us
Canyon Highway District No. 4
15435 Hwy 44
Caldwell, Idaho 83607
Email: info@canyonhd4.org
Phone: 208-454-8135
FAX: 208-454-2008
| Season | Office Hours |
| March-October | Monday-Friday, 7:00 a.m.-5:30 p.m. |
| November-February | Monday-Friday, 8:00 a.m.-4:30 p.m. |