I do exactly the same and tell the agents that for a major company their website is a disgrace. Like you I have 4 phones with them and have had ever since car phones started with the phones like a normal house phone with a a battery the size of a car battery through the house brick motorola...
I am not interested in the Premier until I get to the concourse and look on sky at the results and to see how Spurs have done and then my interest returns to as it was non existent.
I have voidafone for mobiles land line and broad band and am having no trouble art all in Haywards Heath. My only beef is with the poor standard of their website and getting updated account inoformation