Customer Service
301-206-4001 (ask for agent)
Weekdays: 7:30 am - 7:00 pm 
Email: Customer Service

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One Stop Shop
Weekdays: 7:30 am - 5:00 pm

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Interactive Voice Response System
301-206-4001
24 hours, 7 days/week

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Toll-Free: 800-828-6439
TTY: 301-206-8345

WSSC Water offers five ways to pay your bill: Online, by Phone, by Mobile App, by Drive-Thru, by Mail and in Person. Go to Pay My Bill for more information.

If you're experiencing a water emergency, such as a broken water main, or a sewer emergency, report it using our mobile app, email the Emergency Services Center, or call us at 301-206-4002.

We're here to help. Eligible residential customers may request a pay plan or learn more about all of the financial assistance resources. Get started by calling 301-206-4001.

Permit Services is open Monday-Friday, 7 a.m.-4 p.m. (closed Noon-1 p.m.) except Wednesdays, 7 a.m.-Noon. Call us at 301-206-4003 for more information