Local channels like; CBS, FOX, NBC, Telemundo, etc. are based on where you are when you stream fuboTV. So if you travel away from home, you'll receive whatever local stations are available where you currently are.
Regional sports networks like; NBC Sports Chicago, NESN, SNY, etc are are activated on your account based on your home zip code. When you travel outside your home area, these channels travel with you.
You must have logged into fuboTV on your device from your home area within the last month to watch your regional sports network when you're away from home.