Calls can be placed to any mobile or landline phone, either in Japan or overseas.

ENGADGET: NTT DoCoMo preps automatic translation from Japanese through Android, leaves no one an island

Currently more than 1.1m people are signed up to receive the flood warnings which can be sent by email, text, or a message to a landline or mobile phone.

BBC: Bristol flash mob aims to increase flood alert users

Nextdoor verifies each person's address by using one of four methods: credit- or debit-card number, landline phone number, mobile-phone number or by mailing a postcard that includes an invite code.

WSJ: Nextdoor Review: Social Network Brings Neighbors Together

Meyer created a communications system that works on any telephone network and can be accessed on any mobile handset, PC or landline phone using voice messages, e-mail or SMS text.

FORBES: Magazine Article

Telephone 0808 808 2244 from a landline or a mobile phone.

BBC: Battling bills - what help is there?

Looking around his headquarters it is striking that you hardly see a phone, landline or mobile.

BBC: A targeted message from Obama 2012