State One-Call Information: Montana
One-Call Website: www.callbeforeyoudig.com; www.udig.org
One-Call Phone Number: Utilities Underground Location Center - 1-800-424-5555;
Montana One-Call Center- 1-800-551-8344
State Law: data.opi.state.mt.us/bills/mca_toc/69_4_5.htm
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