Can't help you any more than that. All viable solutions (by your response) have been given short contacting your ISP for assistance.
Do any of the sources indicate the same address or are they all different?
BTW, when you move, you'll get a new IP address. You don't keep the one from another location. Even if you are using the same ISP, the IP address will change.
Do any of the addresses found (at the sites above) match the ISP assigned IP on your router?