Deputy Chief Constable Mark Roberts wrote to Premier League chief executive Richard Masters and English Football League chairman Rick Parry in January but only received replies this week
Football authorities in Britain have sent an open letter to social media companies calling on them to do more to stamp out abuse following a spate of recent incidents.
A number of players including Manchester United trio Anthony Martial, Marcus Rashford and Axel Tuanzebe, as well as Chelsea full-back Reece James, have been targeted on social media in recent weeks.
Premier League: Instagram announces new security measures following string of racist attacks on footballers
A number of high-profile players including Manchester United trio Anthony Martial, Marcus Rashford and Axel Tuanzebe, as well as Chelsea full-back Reece James, have been targeted on social media in recent weeks.
The plan outlines a series of commitments aimed at creating greater access to opportunities and career progression for black, Asian and other minority ethnic groups in football, and actions to eradicate racial prejudice.
Marcus Rashford tweeted: "Yes I'm a black man and I live every day proud that I am. No one, or no one comment, is going to make me feel any different."
Premier League: Kingswinford man arrested on suspicion of racially abusing West Brom midfielder Romaine Sawyers
The Premier League club had reported to police on Friday that a racist message was sent to Sawyers during the team's 5-0 loss to Manchester City on Tuesday.
Premier League: Ole Gunnar Solskjaer says racist abuse aimed at Manchester United players 'unacceptable and disgusting'
United issued a strongly-worded statement on Thursday demanding stronger measures against "mindless idiots", with Solskjaer echoed that message at his pre-match press conference on Friday.
Premier League: Manchester United slams 'mindless idiots' after Anthony Martial, Axel Tuanzebe face racist abuse online
The 2-1 defeat to Sheffield United sparked a torrent of online invective aimed at Manchester United's players, including racist abuse aimed at defender Tuanzebe and forward Martial.
A first league victory in nearly two months was vital, therefore, to boost Arsenal players' fragile confidence — even if it only lifted them into 14th place.
Premier League: Manchester United defender Luke Shaw facing several weeks out after picking up hamstring injury
Shaw limped off in the second half at Goodison Park, with manager Ole Gunnar Solskjaer admitting at the time he looked "in a bad way".
Premier League: Ole Gunnar Solskjaer says Manchester United have 'too many' centre-backs to keep everyone involved
Ole Gunnar Solskjaer also hinted 17-year-old striker Mason Greenwood will have a prominent role this season at Manchester United with the departure of Romelu Lukaku.
Manchester United manager Jose Mourinho stoked the embers of his rivalry with Arsenal counterpart Arsene Wenger after his side's damaging 2-0 defeat at the Emirates Stadium.