Nationwide Credit Corporation Debt Collection Complaint

Nationwide Credit Corporation Debt collection department,

Cont'd attempts collect debt not owed Debt is not mine Maryland

I moved into a house from -/-/- and moved out of the house -/-/-. My land lady forward the washington gas bill with an established account servicing the house. I paid off - -/-/- and inform them i no longer reside at the residence since -. i move on with my life. -/-/-. - - sent my information to collection agency in the amount of over $300.00 with a new established account number trying to make me to pay them for service i dont know anything about. I called - - and they said the reading meter for that high bill started -/-/- and someone actually paid $400.00 in to that account but still owe them. Clearly - have information of a check name or creditor name that paid and owe them but i dont know why they are harassing me and they also told me they cant remove my name from the account because the landlord never assumed responsibility for the account when i left in -/-/-. This is not true because the accounts numbers from when i lived there to this ridiculous charges are - different account numbers. This is a fraud against consumer. A manipulation to make someone else pay for bills of another. i emailed the land lady to call washington gas more than once and she never returned my emails. In the nutshellmy duration at the serviced house was 2 months -/-/-- -/-/-i paid them -/-/-sent them all the documentation of moveout and payment -/-/- after harrasement phone calls. they sent collection agency to me -/-/- with new established- - account number with my name listed on it. My previous account number was different.