Sprint cell phone plans customizable?

sprint cell phone plans has 3 major plans first among them is Everything Data 450 with Total Minutes Per Month 450 Weekend Minutes ,Unlimited Night & Weekend Minutes, Contract Terms 24 months,Monthly Access Fee $69.99 ,Additional Minutes $0.45,Long Distance and Roaming is free ,Activation Fee is $36.00 per line ,Early Termination Fee Up To $200.00 . another two plans have everything same but in plan with 900 calling minutes costs $89.99 and total unlimited plan including calling is $99.99 .these are just some of the basic plans but you can see online at sprint website and get other plans. everything messaging is a plan that includesUnlimited messaging: Text, pictures and video , calling is Unlimited Sprint mobile to mobile, night calling and weekends starting at 7 p.m., nationwide long distance and no roaming charges, for upto 450 min. plan charges are $49.99 with charges for additional minutes at 45¢/min, and upto 900 min. plan costs $69.99 and costs 40¢/min for additional calls