Contact number to discuss contract renewal

[#1]

My contract is due for renewal soon  - what is the best number to  call to discuss renewal options ? 

[#2]

    0845 140 6002  or    0330 123 9197
    Monday to Friday: 9.00am - 8.00pm (Except Bank Holidays)
    Saturday: 9.00am - 5.30pm

[#3]

Great thanks - how long before the end of contract is it best to make contact ?

[#4]

probably a week or so

[#5]

Thanks for your help....