Direct:

Text 'heat' to 86145 and you'll be sent your own unique link that takes you straight to the FREE site

O2:

O2 Active > Life & Style > heat(data charge, no subscription charge applies)

Vodafone:

Vodafone Live > Music & Fun > Magazines > heatworld
(data charge, no subscription charge applies)

Three UK:

3 Services > TV & Entertainment > Mags > heat
(no data charge, subscription charge applies)

Three Ireland:

3 Services > Mags > heat
(no data charge, subscription charge applies)

Orange:

Orangeworld > Entertainment > Celebrities > More Gossip > heat
(no data charge, subscription charge applies)

O2 i-mode:

i-mode Online > Entertainment > heat
(no data charge, subscription charge applies)