Wires Comming out of Service Heads

[jonny1982]

Does anybody know what types of wires are acceptable to come out of service heads that then get bugged with utility company wires? THHN, RHW-2, etc.?

Thanks

 

[John120/240]

I've always used XHHW

 

[iwire]

Any insulation with a W in the designation and marked sunlight resistant