Virgin media if in a cable area. Be if your exchange is enabled. Entanet via their various resellers if you only have standard ADSL available. I am with them via Aquiss, £25 a month for 30/300.
C:\Documents and Settings\sam>ping
www.jolt.co.uk
Pinging
www.jolt.co.uk [82.133.85.65] with 32 bytes of data:
Reply from 82.133.85.65: bytes=32 time=11ms TTL=54
Reply from 82.133.85.65: bytes=32 time=9ms TTL=54
Reply from 82.133.85.65: bytes=32 time=10ms TTL=54
Reply from 82.133.85.65: bytes=32 time=9ms TTL=54
Ping statistics for 82.133.85.65:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 9ms, Maximum = 11ms, Average = 9ms
C:\Documents and Settings\sam>ping
www.bbc.co.uk
Pinging
www.bbc.net.uk [212.58.224.88] with 32 bytes of data:
Reply from 212.58.224.88: bytes=32 time=10ms TTL=246
Reply from 212.58.224.88: bytes=32 time=9ms TTL=246
Reply from 212.58.224.88: bytes=32 time=9ms TTL=246
Reply from 212.58.224.88: bytes=32 time=9ms TTL=246
Ping statistics for 212.58.224.88:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 9ms, Maximum = 10ms, Average = 9ms
(I can get the odd 8ms too!) Infact I just did, 9,8,9,9ms.