Kindly follow This steps:
Read Also: How To Get Airtel 3GB For N1000, 7GB for N2000 & 18GB for N4000
To send Free SMS on mtn lines, you require mtn sim with no credit/airtime.
Kindly dial *460*1# Upon dialling the code, mtn would introduce you to mtn biz plus plan.
Then you can start sending unlimited SMS to mtn lines, If you have sent many messages, and it refused to send again kindly dial *460*2# to continue.
If the same problem persist, kindly dial *460*3# Just keep rotating the codes to send more unlimited SMS.
Recommended: Get 500MB for #25 only, 1GB for #50, 2GB for #100 on your MTN SIM’s
Kindly Drop Your Comment if you are enjoying this Post.