any-number-to-words
A string based number to word converter that can convert pretty large numbers to words in several locales. String is it's limit.
bengali-number
An amazing package to convert your number to bengali word or number representation.
bangladesh-districts-upazilas
Complete list of Bangladesh's 8 divisions, 64 districts, and 495 upazilas with accurate administrative data in both English and Bangla