How long does it take to obtain money transmitter licenses nationwide in the US?

Up to two years. Some states like Alabama, Arkansas, Iowa, etc. might come in 3–4 months, most of the other states will take between 6–9 months. States like Massachusettes, Florida, North Carolina, Illinois, Maryland, etc. can take between 8–12 months.

New York, Texas and California can take the longest, nearly up to two years for California and New York.