Perineural spread is seen in:
Perineural spread is seen in

Mucoepidermoid carcinoma
Keratoacanthoma
Adenoid cystic carcinoma

Keratoacanthoma on occasion may invade perineural spaces, but this does not adversely affect the biologic behavior of the lesion; neither can it be used as a distinguishing characteristic between keratoacanthoma and epidermoid carcinoma.
Ref- Shafer's 7th Ed  P: 236
Mucoepidermoid carcinoma
Keratoacanthoma
Adenoid cystic carcinoma
All of the above