https://crediblenews.com.ng/general-elections-call-toll-free-line-622-to-report-issues/
General Elections: Call Toll Free Line 622 To Report Issues - Credible News
Feb 22, 2023 - Given the significance of the upcoming Presidential Election, the Nigerian Communications Commission (NCC) has designated its Consumer Toll-Free Number 622 as
toll free linegeneral elections
https://www.agegetv.com.ng/2020/06/students-toll-free-line-lagos-nut-lauds.html
STUDENTS TOLL FREE LINE "EDUGLOW" : LAGOS NUT LAUDS DR. Yinka Ayandele OVER INITIATIVE.
Hearty Congratulations to Dr Alayande Yinka, TG/PS, EDUCATION DISTRICT III, FALOMO IKOYI. on the success of the launching of Toll free lines...
toll free line