A Must Read For We The Cheap Data Bundle Freaks

I will to use this platform to upload cheap data bundle from different network in which I know and have tried personally. If anyone who reads this know of any that has not being posted should feel free and comment it at the comment box

Airtel:
#50 for 1.5 gig night plan ( 12am - 5am ) dial *312#
#25 for 500 mb night plan ( 12am - 5am) dial *312#
#200 for 3 gig only available on 2g dial *482#
The are other options when you dial *482#

MTN:
#50 for 1.5 gig text night to 131
Weekend free bundle just load #200 & above during the weekend you will get free mb. For #200 - #400 you get 100mb while fro #500 and above you get 200mb
There is another wihch gives 1 gig for #500 am not sure about the code

GLO:
Dial *777# for the most cheapest data bundle