The Ontrac tracking number format is usually comprised of 1 alphabetic character and 14 numeric characters, for example:

• D + 14 digits

• C + 14 digits

OnTrac tracking number example:

C11286171075072

C11598930832852

D10011254054762

C17115648683717

C11286170887535

D10011258495699

D10011258501842

D10011264750699

C12340628242482

OnTrac is a logistics company in the Western United States. Founded in 1991, it now has served in eight states in America: Arizona, Nevada, Oregon, Washington, Utah, Colorado, Idaho, and its headquarter, California, which allows quick delivery for 65 million consumers without paying extra fees as a more affordable alternative to the National Carriers' Ground service. 

You can also track your OnTrac tracking number on trackingmore.com