Note that since 10 November 2006, mobile number portability was introduced in the cellular market. The cellular prefixes as above are therefore not strictly applicable anymore although they remain mostly unchanged.
Mobile Number Portability
Web Site
Mobile Number Portability - South Africa Phones +27 - Cell Phone and Mobile Companies
Mobile Number Portability - South Africa Phones +27 - Cell Phone and Mobile Companies
Mobile Number Portability Africa
Mobile Number Portability 2024 One in four Indian citizens struggles with mobile number portability: Report Forbes India
TRAI issues new guidelines for mobile number portability, effective from July 1. Everything we know so far | Mint Mint
URCA fines BTC $209k over number portability rules violations, company to appeal EyeWitness News
TRAI amends new MNP regulations to curb fraudulent SIM swap activities The Indian Express