It seems that Budweiser will market beer named for the primary area code of a city. For instance, Philadelphia will soon have "215 beer" and there's a 312 for Chicago.
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Actually, this isn't as strange as it seems. Years ago, in the days of exchange names, some local businesses named themselves after the local exchange name. For instance, we had a small chain of pharmacies named Hyatt, Windsor, and Cypress, all exchanges of the towns they were in.