SUB CONCIERGE

How to get more substitute teaching jobs on Frontline

Eight things that reliably lead to more assignments, from preferred lists to posting-time patterns, plus the one habit that quietly costs subs work.

By the Sub Concierge team · Updated September 28, 2026 · 6 min read

There are subs in your district working every single day they want to, and it is not luck. They have done a small number of specific things, most of them free, that put them at the front of the line before the board even gets involved. Here they are, roughly in order of how much they matter.

1. Get requested by name

Every district lets teachers and schools keep preferred substitutes, and many let them assign a sub directly without posting to the board at all. A requested job is a job you never have to race for. This one habit separates full-time subs from everyone else.

How to get there:

  • Leave a short note at the end of every day: what you covered, anything the teacher should know, and one line saying you would be glad to come back and can be requested by name in Frontline. Include your Frontline ID.
  • Introduce yourself to the office staff. Secretaries fill same-day absences by phone before those jobs ever appear online. Being the name they remember at 6:30 AM is worth more than any app.
  • Say yes to the less glamorous jobs at a school you want to be known at. Two weeks of PE and kindergarten turns into a semester of requests.

2. Fix your Frontline profile

Jobs you cannot see are jobs you cannot get. Once a semester, check your availability calendar, non-work days, the schools and grade levels you are set up for, and your phone number. A blocked date from last year or a stale phone number costs work silently. Our board guide has the full checklist.

3. Know the posting rhythm

Absences post in two waves. The evening wave, roughly 5 to 9 PM, is teachers deciding they are sick, and it is where most planned-the-night-before jobs come from. The morning wave, roughly 5:30 to 7 AM, is the ones who hoped to feel better. Planned absences (training, field trips, appointments) post days or weeks ahead, often mid-morning while the teacher is at their desk.

If you are only checking at 7:30 AM with your coffee, you are seeing the leftovers of both waves. Being available to respond during them, or having something respond for you, is the difference.

4. Widen your circle a little

The jobs everyone wants (full day, elementary, the nice school) are the ones that vanish in thirty seconds. Middle school, the school fifteen minutes further out, the half day that ends at noon: these sit longer and add up. Decide which of your “no” answers are really “not my first choice,” and turn a couple of them into yes.

5. Be reliable, especially about cancelling

Districts track cancellations, and schools remember them. A single late cancel can undo months of good days at a school. If you must cancel, do it as early as possible, in Frontline and with a phone call to the school. Never cancel one job to take a better one; secretaries talk to each other.

6. Make your yes automatic

Most subs lose the jobs they want while reading the posting. If you already know you would take any full day at three specific schools, you do not need to evaluate; you need to accept. Decide your rules in advance and write them down.

This is also exactly what Sub Concierge does with your rules. You describe what you want in plain English, it watches your board every few seconds, and it accepts matching jobs within seconds of posting, then texts you the confirmation. Anything outside your rules can still reach you as a text so you decide. It costs $19/month after a 14-day free trial, which is roughly a quarter of one extra day’s pay. Whether it is worth it depends on how many races you have been losing.

7. Use the free notifications properly

The free Frontline Mobile app pushes an alert with a sound when a job you qualify for posts. It is only as good as your phone settings: both iOS and Android throttle app notifications by default to save battery. Frontline publishes a settings guide for each. Do it once. The Jobulator replacement guide explains what the app does and does not do.

8. Cover the districts next door

Many subs are approved in one district and never apply to the neighbors. If those districts also use Frontline, ask whether they can link you under your existing Frontline ID so everything shows on one board. Two districts is more than twice the jobs, because you can fill the gaps in one with the other.

The one habit that quietly costs subs work

Waiting to be sure. Waiting to read the notes, waiting to check the commute, waiting to see if something better posts. The board does not wait. The subs who work every day made their decisions before the job appeared, whether they enforce those decisions with a rule in their head, a note on the fridge, or software.

Start with number one. A single teacher who requests you by name is worth more than every app combined, and it costs a sticky note.

Questions subs ask

When are most sub jobs posted?

Two peaks: the evening before (roughly 5 to 9 PM, after teachers decide they are not coming in) and early morning of the same day (roughly 5:30 to 7 AM). Planned absences for field trips, training and appointments post days or weeks ahead, often in the middle of the school day.

How do I get on a preferred substitute list?

Ask. After a good day, leave a note with your name and Frontline ID and say you would love to be requested. Teachers and secretaries can add you in Frontline in a minute; most have never been asked.

Do cancellations really matter?

Yes, more than most subs realize. Districts track them, and a school that was burned once will quietly stop requesting you. Cancel only for real reasons and always by phone to the school as well as in the system.

Is an auto-booking service worth it?

If you consistently lose the jobs you want to faster subs and you can describe what you want as a rule, yes. If you work a day or two a month and enjoy choosing, an alert app or the free Frontline app is enough.

More guides

Sub Concierge is an independent service operated by Sub Concierge LLC. It is not affiliated with, endorsed by, or sponsored by Frontline Education. Jobulator, Frontline and Absence Management are trademarks of their respective owners. Frontline’s features and district settings change; this guide describes what substitutes commonly see and may not match every district.