intrastate

Except the parent is wrong, the federal government limits states in matters of commerce, the bulk of which would be conducted interstate, not intrastate.

Filburn (1942)[1] for the original case that intrastate commerce affecting interstate commerce and therefore regulatable by the federal government.

Except the federal govt's job would be complete if it allowed intrastate commerce.

Despite the current (ludicrous) interpretation of the commerce clause, the Congress has no authority over intrastate money transfers whatsoever; that authority rests with the states.

None of the above really matters because a bunch of sites engaging in intrastate commerce can still have a substantial cumulative effect on interstate commerce.

That falls under the purview of traditional online sports betting which is illegal in every state but Nevada (where it is legal intrastate with tight regulations).

The reasons why we object to photo ID at vote time should also apply to general intra-US travel (or at least intrastate travel).

Even if the website limited users to just one state, the federal government could still potentially regulate it under the interstate commerce clause provided the intrastate commerce substantially affects interstate commerce.

For a counter-anecdote, see the story of Southwest, an airline started with solely intrastate routes, which kept it from FAA regulation and allowed it to compete on price in a way that other airlines couldn't.

Long distance phone calls were also about 50 cents/minute interstate (and even longer distance intrastate) in the early 1980s and for a long time you couldn't even attach your own gear to the phone lines in your house.

The nearest thing to interstate pipelines for water are generally rivers (there are canals, but most of even the major canals that I am aware of are intrastate, not interstate.) Good luck finding either crossing the Continental Divide.

Where it differs from guns is, unlike Supreme Court reasoning to the contrary, if there was adequate intrastate supply b/c of the ability to maintain personal plants then interstate exchange shouldn't be much of an issue anymore (obviously that's a gradual process).

Chances are that a large amount of what might appear to be "intrastate" internet traffic ends up routed out of state.

The FCC also addressed the question of whether a municipality was an "entity" under the Telecommunications Act which mandates that "No State or local statute or regulation, or other State or local legal requirement, may prohibit or have the effect of prohibiting the ability of any entity to provide any interstate or intrastate telecommunications service." 47 USC 253(a).

Maybe you should also have cited clause 3: "[The Congress shall have Power] To regulate Commerce with foreign Nations, and among the several States, and with the Indian Tribes", which has been interpreted by the Supreme Court on multiple occasions as applicable to the instruments of commerce, even in intrastate commerce.

Intrastate/intracountry transactions are usually complicated, but somewhat tractable.