How many letters does the top answer for “home of dome of the chain” have?

The most common answer is jerusalem (9 letters).

Crossword clue: home of dome of the chain

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

jerusalem 9 letters wd-fact-v3

capital and largest city of the modern state of Israel (although its status as capital is disputed); it was captured fro

home of georgia dome 50% similar → atlanta

home of unipol dome 50% similar → milan

home of ziggo dome 50% similar → amsterdam