Foursquare'de, National City şehrinde tavsiye bırakılmış "U" harfiyle başlayan mekanlar

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  US Post Office

  710 E 16th St, National City, CA 91950
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  USS Bonhomme Richard (LHD-6)

  32nd Street Naval Station, San Diego, CA
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  USS Makin Island (LHD-8)

  Kidd St (Harbor Dr and 32nd St), San Diego, CA 91950
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  USS William P. Lawrence (DDG-110)

  UNIT 100225 BOX 1, San Diego, CA 96671
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  Union Bank

  22 E 8th St (at A Ave), National City, CA 91950