The best replacement for straight talk is verizon.

The best alternatives to straight talk are rated as following:
★★★★★  verizon
★★★★  net10
★★★★  virgin mobile
★★★  boost mobile
★★★  metro pcs
★★  tracfone
★★  at&t
★★  t mobile
★★  page plus
★  cricket
★  aio
★  boost
★  simple mobile
★  family mobile
★  walmart family mobile
★  verizon wireless
★  net 10
★  verizon prepaid
★  h2o
★  go phone
  trac phone
  virgin mobile iphone
  republic wireless
  at&t gophone
  verizon coverage
  virgin mobile coverage
  trak phone
  walmart family plan
  h2o wireless
  magic jack

Your alternative for straight talk is not listed? Suggest!
Speaking about straight talk, one probably shouldn't forget about iphone.

Other search terms related to straight talk and their ratings are:

★★★★★ iphone
★★★★ verizon
★★★ verizon phone
★★ at&t
★★ verizon iphone
★★ iphone 5
★★ nexus 5
★★ verizon iphone 4s
★★ verizon iphone 5
sprint phone
at&t phone
at&t iphone
sprint iphone
unlocked phones
att phone
iphone 4
free phone
You have in mind a companion for straight talk and it is not yet here? Propose!

Google Trends

Scale is based on the average worldwide traffic of straight talk in all years. Click on graph for more.
straight talk