Question: what is 99 plan in bsnl?
Answer: The Rs 99 offer gives users unlimited local and STD voice calls (both on-net and off-net) as well as national roaming and Personalised Ring Back Tone (PRBT). The validity is 26 days. BSNL's voice offer of Rs 319 gives users unlimited local and STD voice calls (on-net and off-net), along with home and national roaming.