To tag a single webpage with the location 4237.774'N 8259.419'W include the following HTML in the head portion of the page.

<meta name="ICBM" content="42.62956, -82.99031" />
<meta name="geo.position" content="42.62956;-82.99031" />
<meta name="geo.placename" content="Utica, City of - MI" />
<meta name="geo.region" content="US-MI" />
<meta name="DC.Coverage.spatial" scheme="DCMIPOINT" content="name=Utica, City of, MI, USA.; east=277.00968752787; north=42.6295640323358" />
Once you have tagged your site, you can ping a number of location trackers at once by entering your URL into this form:

If you have control over your DNS entries, and there is a location that applies to your entire domain, you might want to add a RFC-1876 location entry to your DNS.
If you are running Bind, you can accomplish this by adding the following to your DNS zone file (replacing with the domain name the location applies to.	LOC	42 37 46.431 N 82 59 25.125 W 31m 

Once you've added the location information to your DNS, you can add your site to a location tracker I run by entering your domain name into this form: