Customer Service

Phone: 843.884.9626

Phone payments and account balance available 24-hours.

• Customer service representatives are available Mon-Fri, 9am-5pm (closed holidays)

• Emergency service available after business hours

Non-Emergency Customer Service Email

customerservice@mpwonline.com

Mailing Addresses

Mount Pleasant Waterworks Operations Center
1619 Rifle Range Road
Mount Pleasant, SC 29464

OR

PO Box 330
Mount Pleasant SC 29465