What is the hundred block west for the area with Fox?

The hundred block west for the area with Fox refers to the system of organizing streets and identifying addresses in a grid format, which is commonly used in cities like Denver. Typically, the hundred blocks in such systems represent areas based on their proximity to a central reference point, with the "hundred" indicating the grouping of tens within the hundred block.

In this context, the correct answer is based on the specific street designation related to "Fox." The established address systems in cities assign specific hundreds to certain areas or streets. If Fox is aligned with the 600 hundred block west, that means addresses in that region will start in the 600s, such as 600, 610, 620, and so forth, indicating the positioning of those streets compared to the city's coordinate system.

The other values, while they may represent different blocks in the city, do not relate to the specific area being asked about concerning Fox. Each block number signifies a different part of the grid, and hence they are not applicable in this instance. Understanding the grid system and its address allocations helps to effectively pinpoint locations within a city setting.