Historical clue formulations

• Metro area — 2017-09-06
• City community, informally — 2013-01-24
• Populous area — 2012-11-04
• Populous area, informally — 2012-08-15
• Metro area — 2012-02-26
• Metro area — 2011-05-25
• L.A.-based music magazine — 2010-09-11
• City area, informally — 2010-04-22
• City area, briefly — 2008-03-28
• Inner city, e.g. — 2005-03-18
• Metro area — 2003-11-16
• Populous area — 1998-03-12
• City area — 1997-02-16
• City, informally — 1996-10-25