Answer: coasttocoast

AnswerCrossword Clue
COASTTOCOAST

From Maine to California

COASTTOCOAST

Across the entire nation

COASTTOCOAST

Type of phone call first made in 1915

COASTTOCOAST
Country-wide.
COASTTOCOAST
Across the entire United States
COASTTOCOASTLike some long flights
COASTTOCOASTRoll as far as the beach?
COASTTOCOASTIt's nationwide in the U.S.
COASTTOCOASTWhere I-90 runs