<xsd:simpleType name="cityNameListType">
    <xsd:restriction base="xsd:string">
        <xsd:annotation>
            <xsd:documentation xml:lang="en">
               This expression enforces a coma delimited list city names.
               The city names are ordered to match the cities latitude 
               and longitude value in the accompanying latLonListType element
               (i.e. Dallas,Los Angeles,Salt Lake City)
            </xsd:documentation>
        </xsd:annotation>
        <xsd:pattern value="[a-zA-Z'\-]*( ?[a-zA-Z'\-]*)*,[A-Z][A-Z](\|[a-zA-Z'\-]*( ?[a-zA-Z'\-]*)*,[A-Z][A-Z])*" />
    </xsd:restriction>
</xsd:simpleType>

• cityNameListType
• cityNameList