MTN NIGERIA
MTN Pulse:- From my research MTN Pulse has the lowest call tariffs when compared to others on MTN. This plan offers you flat rate of 11kobo/second for calls ACROSS ALL local Networks after spending N10. Features;

Flat rate of 11kobo/sec for calls ACROSS ALL local Networks after spending NGN10 daily.
Music streaming on Music+ at N10/day 
Happy Hour night browsing at N25/day
100% data bonus on purchase of 500MB weekly bundle
Data bonus on recharge.     

To migrate to MTN Pulse, simply dial *406*1# or send 406 to 131.







AIRTEL

Airtel SmartPremier is known to be  the current cheapest tariff plan on Airtel Network with call rate at 11k/sec to all networks in Nigeria and to major destinations abroad (UK (Fixed lines), USA, Canada, China & India) after a 1st minute of the day charge of 40k/sec. SMS is N4 for local and N15 for international.

Receive calls for free while roaming for up to 500 minutes/month
Generous data bonus on every recharge for up to 150mb. On recharge of N100-198 5MB bonus, On recharge of N200-498 15MB bonus, On recharge of N500-998 50MB bonus, On recharge of N1000 above (exempting data recharge) 150MB bonus

Simply dial *318# or Send “YES” to 318 to subscribe.





GLO:

Glo 12kobo/s prepaid (Glo Gbam Plus) tariff plan is the cheapest and most competitive tariff, Glo has to offer.

It is an exciting proposition offering the best calling rates of 11k/s to Anyone, anywhere and any network in Nigeria.

Calls to selected international destinations- US, UK (land lines), India, Canada & China is billed @ 20K/s

Dial *100*6*1# to start enjoying this plan.

Daily access fee of ₦5 is charged on the first call of the day and is valid till 11.59pm each day

Glo Bounce is another plan that costs as low as 15k/s flat rate to all Networks; for Campus Zone Rate Onnet-11k/s, Offnet-15K/s and 11k/s to other users on the Glo Bounce Plan. SMS rate is ₦3 per sms. To start enjoying the Bounce benefit, Dial *170*4# now!

Infinito is another package on Glo that allows you call 10 family and friends numbers at 11k/s and other numbers at 20k/s. To migrate, dial *100*9*2#; To add numbers to friends and family dial *101*1*Mobile No#.

ETISALAT

The lowest call tariff plan on Etisalat is easylife 4.0 limited edition. Easylife 4.0 limited edition is a voice based prepaid plan that gives you amazing rates to all networks in Nigeria and selected international destinations. Calls are charged at 11 kobo/sec with a daily access fee of ₦5 only which is charged on the first call of the day. Access fee is valid till 11.59pm each day. SMS rate is ₦4

Calls to selected international destinations – US, India, China, and UK – landlines is 20k/s.

Dial *420*1# to migrate to easylife 4.0 limited edition. migration is free.

Source:http://www.fastbundle.com/2017/01/cheapestcalltariffs.html

MTN Pulse:- From my research MTN Pulse has the lowest call tariffs when compared to others on MTN. This plan offers you flat rate of 10kobo/second for calls ACROSS ALL local Networks after spending N10

actually it is 11k/sec

Glo 11k/s prepaid (Glo Gbam Plus) tariff plan is the cheapest and most competitive tariff, Glo has to offer.

It is an exciting proposition offering the best calling rates of 11k/sec

it is now 12k/sec

The lowest call tariff plan on Etisalat is easylife 4.0 limited edition. Easylife 4.0 limited edition is a voice based prepaid plan that gives you amazing rates to all networks in Nigeria and selected international destinations. Calls are charged at 11 kobo/sec with a daily access fee of ₦5 only which is charged on the first call of the day. Access fee is valid till 11.59pm each day. SMS rate is ₦4

actually this tariff isn't in existence except for those already in the tariff before the change

That's nice am already flexing wit mine on MTN & AIRTEL.

asuustrike2009:
MTN Pulse:- From my research MTN Pulse has the lowest call tariffs when compared to others on MTN. This plan offers you flat rate of 10kobo/second for calls ACROSS ALL local Networks after spending N10

actually it is 11k/sec

Glo 11k/s prepaid (Glo Gbam Plus) tariff plan is the cheapest and most competitive tariff, Glo has to offer.

It is an exciting proposition offering the best calling rates of 11k/sec

it is now 12k/sec

The lowest call tariff plan on Etisalat is easylife 4.0 limited edition. Easylife 4.0 limited edition is a voice based prepaid plan that gives you amazing rates to all networks in Nigeria and selected international destinations. Calls are charged at 11 kobo/sec with a daily access fee of ₦5 only which is charged on the first call of the day. Access fee is valid till 11.59pm each day. SMS rate is ₦4

actually this tariff isn't in existence except for those already in the tariff before the change

Thanks for the heads up.