3804 S. Lake Ave., Caldwell, ID 83605
Phone: (208) 459-3617
FAX: (208) 459-4491
Please don't send mail to the address above - if you need to mail something to the District, please mail it to:
PO Box 426, Caldwell, ID 83606
Pioneer's offices are open Monday - Friday from 9:00am - 5:00pm. Pioneer observes all Federal holidays, for which the office will be closed.
Get in Touch
Ditchrider Contact Info
Ride 1 - Steve Kirsch - 208-919-1498 Ride 5 - Nick Granden - 208-841-5424
Ride 2 - Daniel Hoke - 208-250-1126 Ride 6 - Mike Meyers - 208-250-8224
Ride 3 - Hudson Eells - 208-249-1700 Ride 7 - Brad Lynskey - 208-250-8226
Ride 4 - Justin Parrish - 208-250-8225
If you are experiencing an after-hours EMERGENCY with one of Pioneer's facilities and you don't know which ditchrider to call, you may call 208-250-8481 for emergency response. Please note: billing questions are not emergencies. Please call the office between 9am and 5pm with those questions.