India can adopt telephone number mapping to avoid migrating from 10-digit mobile number to an 11-digit number. The ever-increasing number of fresh subscribers every month has exhausted the allotment of new serial mobile numbers available with the department of telecom (DoT), forcing the industry to seek migration to the 11-digit solution.
The national numbering plan 2003 was formulated to meet the growing mobile subscriber base in the country. The 10-digit numbering pattern was projected to meet the industry growth figures for the next 50 years. However, the 10-digit number series has already got exhausted in six years.
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