[OSM-talk] Map Co-ordinates for towns, etc in UK

[Nathan Edgars II]

On 3/6/2012 8:53 AM, Lynn W. Deffenbaugh (Mr) wrote:
> On 3/3/2012 9:04 PM, Nathan Edgars II wrote:
>> Sometimes it's to the center (usually the courthouse or city hall?)
>> and sometimes to the city limits. The only zero point I know of
>> (that's not intended for only one road) is the Zero Milestone in DC,
>> and its use never caught on.
>
> There's also Mile 0 for US 1 in Key West.

That's for one route. Most routes with mileposts have a mile 0, but it's 
where the route begins, not necessarily some sort of town center.