携帯キャリアチェッカー（電話番号から携帯会社判別）

To determine the mobile carriers (mobile phone company) from a mobile phone number.
PHS, also supports number discrimination of the pager.
Compatible mobile carriers:
DoCoMo / docomo
· KDDI (au)
Softbank / SoftBank
Wai mobile / Y! Mobile
Okinawa Cellular
Tokyo Tele message
Okinawa Tele message