Tools — §217 / §704
Accessible Telephone Calculator
Determines the number of accessible telephones and TTY requirements under ADA 2010 and Texas Accessibility Standards §217. Enter telephone counts by location.
ADA §217 / TAS §217 / §704
Accessible Telephone
Determines the number of accessible telephones and TTY requirements under ADA 2010 and Texas Accessibility Standards §217. Enter telephone counts by location.
Project Information (optional — included in PDF output)
Building Type
Affects TTY thresholds — public buildings have lower trigger counts per §217.4.2 and §217.4.3
Telephone Counts
A bank = two or more adjacent phones
Results
Download the PDF for technical requirements and planning guidance.
This calculator determines the minimum number of accessible telephones and TTY requirements under ADA 2010 §217 and Texas Accessibility Standards §217. Results reflect scoping requirements only. Technical requirements for opening heights, clear floor space, and operable parts are provided in the PDF. Project-specific conditions may affect applicable requirements. Final accessibility compliance for any project should be reviewed and confirmed by a Registered Accessibility Specialist or qualified accessibility consultant. Contact Accessance Consulting for project-specific guidance.
Questions About Your Project?
This calculator provides planning guidance. Project-specific accessibility review requires a licensed professional familiar with your facility type and applicable standards.
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