Grantham Ambergate Yard railway station was first opened by the Ambergate, Nottingham, Boston and Eastern Junction Railway

Ambergate, Nottingham, Boston and Eastern Junction Railway

The Ambergate, Nottingham, Boston and Eastern Junction Railway was an early British railway company, which opened in 1850.The original aim was to link to the proposed Manchester, Buxton, Matlock and Midlands Junction Railway at Ambergate to link Manchester with Boston and the East Coast...

 in 1850 between Grantham

Grantham

Grantham is a market town within the South Kesteven district of Lincolnshire, England. It bestrides the East Coast Main Line railway , the historic A1 main north-south road, and the River Witham. Grantham is located approximately south of the city of Lincoln, and approximately east of Nottingham...

 and Nottingham

Nottingham

Nottingham is a city and unitary authority in the East Midlands of England. It is located in the ceremonial county of Nottinghamshire and represents one of eight members of the English Core Cities Group...

 as its first terminus.

In some literature it is referred to as "Old Wharf." However that may have been its location adjacent to the Grantham Canal

Grantham Canal

The Grantham Canal is a canal that runs for 33 miles from Grantham, falling through 18 locks to West Bridgford where it joins the River Trent. It was built primarily to allow for the transportation of coal to Grantham. It opened in 1797, and its profitability steadily increased until 1841...

.

When the Great Northern Railway

Great Northern Railway (Great Britain)

The Great Northern Railway was a British railway company established by the Great Northern Railway Act of 1846. On 1 January 1923 the company lost its identity as a constituent of the newly formed London and North Eastern Railway....

arrived in 1852, the ANB&EJR acquired running rights into its station.
The station closed on the 1st. August, 1852.