The phrase "a call to work" is correct and usable in written English.
It can be used to refer to an invitation or encouragement to engage in work or a specific task.
Example: "The organization issued a call to work for all volunteers to help with the upcoming event."
Alternatives: "an invitation to work" or "a summons to work".
In 1996, out of the blue, Monsignor Ferry received a call to work as assistant master of ceremonies at St. Patrick's.
In the catering and cleaning industries there are some employers who insist workers pay for their training and uniforms, and wait for a call to work on this ever more popular type of flexible contract.
She became a nun at the age of 18, and in 1946 received what she described as a "call within a call" to work and live among the poor.
It was a call to work with the 44th President of the United State and Congress, and to keep America strong as the nation we are.
It was a call to work on the road map President Obama has laid out: filling gaps in employer based care with the Affordable Care Act; helping Americans with affordable housing, education, and tackling poverty; giving every American a chance to work; supporting a thriving economy and a brighter future, and working to find the cure for CANCER!
Getting a call to work with new clients who request updating the interior of their 1960's, 70's, 80's or 90's style home is always a little challenging, especially when one of the rooms to be considered for change would be the living room.
The Labour leader's aides scrambled on to a conference call to work out a plan to deal with the rebellion.
"To concede two goals in the manner we did is most unlike us and a wake-up call to work even harder in the last 20 minutes".
It was a resounding call to working women across the country.
A meeting was called to work out a plan, and more than 600 people attended, many of them driving from Baton Rouge and Houston.
Some health workers also receive an 'on-call allowance' when being called to work outside working hours.
