Contact Information Full Service Customer Line: 504-736-6060 Billing or Service Problems Email jpwater@jeffparish.net Website Problems Email jpwaterbill@jeffparish.net Eastbank Office (Yenni Building) 1221 Elmwood Park Blvd Jefferson, LA Westbank Office 4500 Westbank Expressway Marrero, LA Payment Drop Box Only – NO CASH ACCEPTED Payment Drop Box Only – NO CASH ACCEPTED   Comments / Suggestions Problems with your bill or your water service Problems with website (registering, attaching accounts, etc.)