What is the routing number for first commonwealth bank? FIRST COMMONWEALTH BANK ROUTING ABA NUMBER. 043306826 routing number is a 9-digit number designed and assigned to First Commonwealth Bank by The American Bankers Association (ABA) to identify the financial institution upon which a payment was drawn.What is the number to customer service? The Company Store Other Customer Service Information. 1-800-566-0065, Customers can also use this number to reach to the customer service representatives of the company. 1-800-238-0271 is the fax number of the company, which can be used to send the orders.What is gm customer service number? The Customer Service Phone Number of GM is: +1 313-556-5000 /. GM is the trading name of the General Motors Company which is an automotive manufacturer. GM company produces a vast range of automobiles, commercial vehicles and automobile parts from its over 396 manufacturing facilities in 37 nations across the world.What is consumer cellular customer service number? The customer support phone number of Consumer Cellular is 1-888-345-5509 (Click phone number to call).