 Pennsylvania Route 663 ( PA 663 ) is a 22 @.@ 98 @-@ mile @-@ long ( 36 @.@ 98 km ) state highway in Bucks and Montgomery counties in southeast Pennsylvania . Its northern terminus is at PA 309 and PA 313 in Quakertown , where it continues eastward as PA 313 , and its southern terminus is at PA 100 in Pottstown .
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PA 663 is a 22 @.@ 98 @.@ 2011 @.@
PA 663 is a 22 @.@ 98 @.@ 20