City of Montague recently issued the following announcement.
SCAM ALERT: It has come to the attention of several municipalities that residents attempting to pay water/sewer bills through the website www.doxo.com bill pay service are being charged, but their payments are not sent to the City. Do NOT use this website to make a payment. To make sure your bills are truly paid, follow the "Make A Payment" link through the City of Montague website (www.cityofmontague.org) to the secure BS&A Online payment site.
Original source can be found here.