Intercity (adjective)
That connects cities with other cities.
“I plan to catch an intercity train, or bus.”
Intercity (noun)
Something that runs between cities, such as a railroad.
Intracity (adjective)
Within a city.
Wiktionary
Intercity (adjective)
existing or travelling between cities.
Intercity (adjective)
denoting express passenger rail services in the UK
“one of the hourly InterCity services to Norwich”
Oxford Dictionary