Where you settle shapes the pace, the small talk, and the unwritten rules as much as anything. Here is a quick read on the big regions, so a new place feels a little less like a foreign country within a country.
These are broad tendencies, not rules about people. Everyone varies, every city has its own character, and none of this ranks one place above another. It is only here to help you read a room a little faster, never to box anyone in.
Northeast / East Coast
New York, New Jersey, Boston, Philadelphia, DC
Fast, direct, and busier than it is unfriendly.
Pace
Quick. People walk fast, talk fast, and value your time and theirs.
Warmth
Reserved with strangers, loyal once you are in. Warmth is earned, not automatic.
At work
Very direct. A blunt "that won't work" is about the idea, not about you.
Getting around
Transit-friendly in the big cities. You can live well without a car.
Don't misread it. Do not read bluntness or a lack of small talk as dislike. It is usually just efficiency and respect for your time.
Georgia, the Carolinas, Tennessee, Alabama, Mississippi
Warm, polite, and relationship-first.
Pace
Slower and more personal. There is time for a real hello.
Warmth
Very friendly on the surface, hospitality is a point of pride. Manners matter.
At work
More indirect. People may soften a no rather than say it outright.
Getting around
Car country, mostly. Expect to drive.
Don't misread it. Warm politeness is genuine but does not always mean instant close friendship, and indirectness is courtesy, not evasion. Listen for the gentle no.