It appears scammers are calling and sending texts from 18668390687 pretending to be Wells Fargo or Chase Bank. If you have received a call or text from 866-839-0687, do not follow the instruction in it. Instead, call Wells Fargo or Chase Bank directly using the telephone number at the back of your card or on their website, to verify the authenticity of the call or text. If you have received a call or text, please share it with others by leaving a comment below. Also, the scammers may call or send text messages from other 833 area code telephone numbers.