Hawaii One Call Center Seminars

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Fall Seminars – Oahu

CTC - Pacific*Training Room 94-487 Akoki Street, Waipahu

All of Hawaii’s excavators and utilities are invited to attend the Hawaii One Call Center Seminars, which take place each spring and fall. Sponsored by the Hawaii One Call Center (HOCC) and Hawaii Public Utilities Commission, these informational seminars focus on the Hawaii One Call Center Advance Warning to Excavators program and Hawaii Revised Statutes […]

Fall Seminars – Hawaii County – Hilo

State Office Building 75 Aupuni St., Hilo

All of Hawaii’s excavators and utilities are invited to attend the Hawaii One Call Center Seminars, which take place each spring and fall. Sponsored by the Hawaii One Call Center (HOCC) and Hawaii Public Utilities Commission, these informational seminars focus on the Hawaii One Call Center Advance Warning to Excavators program and Hawaii Revised Statutes […]

Fall Seminars – Hawaii County – Kona

West Hawaii Civic Center 74-5044 Ane Keohokalole Hwy, Kailua-Kona

All of Hawaii’s excavators and utilities are invited to attend the Hawaii One Call Center Seminars, which take place each spring and fall. Sponsored by the Hawaii One Call Center (HOCC) and Hawaii Public Utilities Commission, these informational seminars focus on the Hawaii One Call Center Advance Warning to Excavators program and Hawaii Revised Statutes […]

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Hawaii One Call Center (HOCC) Phone Numbers

To call for a locate request dial 811 or (866) 423-7287.

For administrative questions please call (877) 668-4001.
Available from 8 am to 5 pm PST, Monday through Friday.

The Hawaii One Call Center is available 24 hours a day, seven days a week, every day of the year. Online service ticket requests are also available around the clock at www.digsafelyhawaii.com.

Observed Holidays

New Year’s Day | Dr. Martin Luther King, Jr., Day | Presidents' Day | Prince Jonah Kuhio Kalanianaole Day | Good Friday | Memorial Day | King Kamehameha I Day | Independence Day | Statehood Day | Labor Day | General Election Day | Veterans’ Day | Thanksgiving Day | Christmas Day

Above are the legal holidays defined in the Hawaii Revised Statutes to be observed by the State. Holidays that fall on Saturdays are observed on the proceeding Friday; holidays that fall on Sundays are observed on the following Monday. Election Days are established by the State Constitution.