BYP

BYP may refer to:


 * Barimunya Airport (IATA airport code: ), Pilbara region, Western Australia, Australia
 * Baijnathpur (train station code: ), Bihar, India; see List of railway stations in India
 * Bypass (road) (abbrev. Byp.)
 * Bumaji language (ISO 639 code: )
 * Bunyip railway station, Australia
 * BYP, a symbol for bypass in EBCDIC