Denshi Jisho — Online Japanese dictionary

其処 そこ 1: (Usually written using kana alone) there (place relatively near listener);
2: there (place just mentioned); that place;
3: then (of some incident just spoken of); that (of point just raised);
4: (Archaism) you
Common word, Noun 
其処で そこで so; accordingly; now; then; thereupon; therefore
Common word, Conjunction, Usually written using kana alone 
其処な そこな there
Pre-noun adjectival, Usually written using kana alone, Archaism 
其処ら そこら everywhere; somewhere; approximately; that area; around there
Noun, Usually written using kana alone 
其処許 そこもと 1:
2: (Archaism) that place; there; () you (usu. used by samurai when speaking to their equals or inferiors)
Noun 
其処いら そこいら that area
Noun, Usually written using kana alone 
其処此処 そこここ here and there; in places
Noun, Usually written using kana alone 
其処 それどころ (usu. before a verb in negative form) (not) so much; (not) that much
Expression, No-adjective, Usually written using kana alone 
其処彼処 そこかしこ here and there; everywhere
Expression 
其処等辺 そこらへん hereabouts; around there; that area
Adverbial noun, Usually written using kana alone, Colloquialism 
其処ら中 そこらじゅう everywhere; all over the place
Noun 

You can also

Look up kanji details for 其処.

Try a Yahoo Jisho search for 其処 .
Try a Goo Jisho search for 其処 .
Try a Google search for 其処 .