КодСтранаРегионГородОператорДобавлено
+18-17СШАTX N Cent. Texas: Fort Worth area (see 254, 940)2013-08-22
+18-17СШАFort Worth, TX2013-10-18
+181-79-12СШАTarrantGrapevine, TXSouthwestern Bell Telephone Company, Landline2013-10-18