My husband mtn line was stolen I want to block the line 08033667792

I want to block my second MTN line that was stolen. Here is the number 09032799906

I want to block this line,it was stolen this nite it's my brother line 07065483910

Please help treat the line was being used by the daughter after the death of her mother. Now the line has been stolen, she is currently ongoing criminal case with the police...