The Water Billing office accepts several methods of payments. These include: If you are paying in person, the Water Billing Office accepts cash, checks, money orders and all credit cards except American Express. If you are paying over the phone, the Water Billing Office accepts checks by phone or credit/debit cards through the automated payment system. If you are paying online, the Water Billing Office accepts payment with direct withdrawal from checking accounts and debit or credit cards. The Water Billing Office also accepts payments made at locations using Fidelity Express. For a list of these locations, contact the Water Billing Office at (972) 216-6208 or visit: This link .