1. It may be the phone number of the liar:

Some scammers may use similar phone numbers to cheat their victims. If this phone number is not officially certified or lacks sufficient credibility, it may be the phone of a liar.

2. It may be the phone number of the official organization:

Some official organizations, such as medical institutions and TV programs, may use similar telephone numbers. If this phone number belongs to an official organization, it may be true.

3. This may be an advertising call:

Some advertisers may use similar telephone numbers to contact potential customers. If this phone number is advertised, it may be true.

To sum up, we need more information to determine whether this phone number is a liar's phone. If this phone number belongs to an official organization, it may be true. If this phone number is not officially certified or lacks sufficient credibility, it may be the phone of a liar.