phones:	central office codes with latitude and longitudecounty.index:	standard USGS county and state numbers with names	and bounding lat-lon boxes*.x:	index to * for use by map(1)101,102,...:	various World Data Bank II feature classes; see /usr/bin/mapcounties:	US county and state boundaries from census DIME filesstates:	US state boundaries onlyworld:	World Data Bank I coastlinesusplaces USGS PPLGAZ list of names of populated places from topo	   maps of US and possessions. sorted -df. fields are	1. name with state abbrev, occasionally commented, as	   in `(Abandoned)'; sometimes prefixed # or suffixed *	   for unknown reasons	2. one or two state-county codes; first two digits are	   state, last 3 are county. county code 000 is unknown.	3. latitude in deg, positive north	4. longitude in deg, positive west	5. year of acceptance of name by board of geographic names	6. altitude, feet	7. population, 1980	8. map reference, up to four 4-digit identifiers of 7.5-min	   topo sheets. in pacific territories the identifiers may	   have appendages -10, -25, or -DMA to indicate different	   map series.  identifiers of other forms are errors.	one or more of fields 3-8 may be empty, trailing empties elidedstatecodes: 2-digit codes used in usplaces, abbreviations, and	full names of states and possessions