You could save some cash going with a sprint EPRP:
goto
Sprint | Everything Plus(SM) Referral Program
use email:
russ.s.mcguire@sprint.com
Id number: 383
I found the following plan for you:
Sprint 2 line Family share Everything plan with 1600 minutes: 109.99
extra 2 lines: 29.98 (14.99 each)
Evo coolness tax: $10.00
Insurance on 2 lines: $14 ($7 each)
total of: $158.97
You can also get discounts on these plans as well. Are you currently getting any discounts?