Billing Inquiries

• Local/Main Number: 970-565-4444

• Toll Free: 800-709-3726

Postal Mail

• P.O. Box K, Cortez, CO 81321

Corporate Headquarters

• 801 North Broadway, Cortez, Colorado 81321

Engineering & Operations

• 23999 Road L.4, Cortez, Colorado 81321

Cortez Corporate Office Hours

• 7:30 am to 5:30 pm, Monday-Thursday

• Friday: 7:30 am - 11:30 am

Offices are closed on the following holidays:

• New Year's Day in January

• Memorial Day in May

• Independence Day in July

• Labor Day in September

• Thanksgiving Day and the day after in November

• Christmas Eve and Christmas Day in December

Note: If a holiday occurs on Saturday, the preceding Friday is observed. If a holiday occurs on Sunday, the following Monday is observed.