What does VPN stand for?

Vendor Parts Number

Ventral Pontine Nucleus (SAUS)

Vickers Pyramid Number - Hardness test

Vickers Pyramid Numeral (SAUS)

Virtual Packet Network (SAUS)

Virtual Page Number

Virtual Private Network - US Sprint Communications Co. - Atlanta, GA (TSSD)

Vopnafjordur - Iceland - Airport symbol (OAG)